Home / 1,421,426,536,935.80-2,132,064,712,701.20-466,239,312,459.36

Finding the Fourth Proportional to 1,421,426,536,935.80, 2,132,064,712,701.20 and 466,239,312,459.36

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Solution

The fourth proportional to 1,421,426,536,935.80, 2,132,064,712,701.20 and 466,239,312,459.36 is: 699,334,337,679.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,426,536,935.80 : 2,132,064,712,701.20 = 466,239,312,459.36 : x
  2. Step 2: Convert to fraction form
    1,421,426,536,935.80/2,132,064,712,701.20 = 466,239,312,459.36/x
  3. Step 3: Cross multiply
    1,421,426,536,935.80x = 2,132,064,712,701.20 × 466,239,312,459.36
  4. Step 4: Simplify right side
    1,421,426,536,935.80x = 994,052,385,768,670,295,490,560
  5. Step 5: Solve for x
    x = 994,052,385,768,670,295,490,560/1,421,426,536,935.80
  6. Step 6: Final answer
    x = 699,334,337,679.93

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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.