Home / 523,930,703.40-785,896,055.10-465,480,066.60

Finding the Fourth Proportional to 523,930,703.40, 785,896,055.10 and 465,480,066.60

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Solution

The fourth proportional to 523,930,703.40, 785,896,055.10 and 465,480,066.60 is: 698,220,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,930,703.40 : 785,896,055.10 = 465,480,066.60 : x
  2. Step 2: Convert to fraction form
    523,930,703.40/785,896,055.10 = 465,480,066.60/x
  3. Step 3: Cross multiply
    523,930,703.40x = 785,896,055.10 × 465,480,066.60
  4. Step 4: Simplify right side
    523,930,703.40x = 365,818,948,068,625,280
  5. Step 5: Solve for x
    x = 365,818,948,068,625,280/523,930,703.40
  6. Step 6: Final answer
    x = 698,220,099.90

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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.