Home / 1,209,153,920,756.60-1,813,737,661,555.10-403,318,649,107.93

Finding the Fourth Proportional to 1,209,153,920,756.60, 1,813,737,661,555.10 and 403,318,649,107.93

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Solution

The fourth proportional to 1,209,153,920,756.60, 1,813,737,661,555.10 and 403,318,649,107.93 is: 604,980,235,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,153,920,756.60 : 1,813,737,661,555.10 = 403,318,649,107.93 : x
  2. Step 2: Convert to fraction form
    1,209,153,920,756.60/1,813,737,661,555.10 = 403,318,649,107.93/x
  3. Step 3: Cross multiply
    1,209,153,920,756.60x = 1,813,737,661,555.10 × 403,318,649,107.93
  4. Step 4: Simplify right side
    1,209,153,920,756.60x = 731,514,223,494,578,862,817,280
  5. Step 5: Solve for x
    x = 731,514,223,494,578,862,817,280/1,209,153,920,756.60
  6. Step 6: Final answer
    x = 604,980,235,301.10

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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.