Home / 484,523,875.20-725,778,043.20-403,902,307.20

Finding the Fourth Proportional to 484,523,875.20, 725,778,043.20 and 403,902,307.20

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Solution

The fourth proportional to 484,523,875.20, 725,778,043.20 and 403,902,307.20 is: 605,013,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,523,875.20 : 725,778,043.20 = 403,902,307.20 : x
  2. Step 2: Convert to fraction form
    484,523,875.20/725,778,043.20 = 403,902,307.20/x
  3. Step 3: Cross multiply
    484,523,875.20x = 725,778,043.20 × 403,902,307.20
  4. Step 4: Simplify right side
    484,523,875.20x = 293,143,426,163,581,312
  5. Step 5: Solve for x
    x = 293,143,426,163,581,312/484,523,875.20
  6. Step 6: Final answer
    x = 605,013,377.40

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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.