Home / 30,292,137,006.80-45,438,205,510.20-14,562,865,153.40

Finding the Fourth Proportional to 30,292,137,006.80, 45,438,205,510.20 and 14,562,865,153.40

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Solution

The fourth proportional to 30,292,137,006.80, 45,438,205,510.20 and 14,562,865,153.40 is: 21,844,297,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292,137,006.80 : 45,438,205,510.20 = 14,562,865,153.40 : x
  2. Step 2: Convert to fraction form
    30,292,137,006.80/45,438,205,510.20 = 14,562,865,153.40/x
  3. Step 3: Cross multiply
    30,292,137,006.80x = 45,438,205,510.20 × 14,562,865,153.40
  4. Step 4: Simplify right side
    30,292,137,006.80x = 661,710,459,657,519,366,144
  5. Step 5: Solve for x
    x = 661,710,459,657,519,366,144/30,292,137,006.80
  6. Step 6: Final answer
    x = 21,844,297,730.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.