Home / 497,291,281.30-745,936,921.95-169,657,904.80

Finding the Fourth Proportional to 497,291,281.30, 745,936,921.95 and 169,657,904.80

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Solution

The fourth proportional to 497,291,281.30, 745,936,921.95 and 169,657,904.80 is: 254,486,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,291,281.30 : 745,936,921.95 = 169,657,904.80 : x
  2. Step 2: Convert to fraction form
    497,291,281.30/745,936,921.95 = 169,657,904.80/x
  3. Step 3: Cross multiply
    497,291,281.30x = 745,936,921.95 × 169,657,904.80
  4. Step 4: Simplify right side
    497,291,281.30x = 126,554,095,290,998,144
  5. Step 5: Solve for x
    x = 126,554,095,290,998,144/497,291,281.30
  6. Step 6: Final answer
    x = 254,486,857.20

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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.