Home / 507,168,001.70-760,752,002.55-472,903,835.30

Finding the Fourth Proportional to 507,168,001.70, 760,752,002.55 and 472,903,835.30

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Solution

The fourth proportional to 507,168,001.70, 760,752,002.55 and 472,903,835.30 is: 709,355,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,168,001.70 : 760,752,002.55 = 472,903,835.30 : x
  2. Step 2: Convert to fraction form
    507,168,001.70/760,752,002.55 = 472,903,835.30/x
  3. Step 3: Cross multiply
    507,168,001.70x = 760,752,002.55 × 472,903,835.30
  4. Step 4: Simplify right side
    507,168,001.70x = 359,762,539,718,050,368
  5. Step 5: Solve for x
    x = 359,762,539,718,050,368/507,168,001.70
  6. Step 6: Final answer
    x = 709,355,752.95

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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.