Home / 507,168,000.20-760,752,000.30-472,903,833.80

Finding the Fourth Proportional to 507,168,000.20, 760,752,000.30 and 472,903,833.80

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Solution

The fourth proportional to 507,168,000.20, 760,752,000.30 and 472,903,833.80 is: 709,355,750.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,168,000.20 : 760,752,000.30 = 472,903,833.80 : x
  2. Step 2: Convert to fraction form
    507,168,000.20/760,752,000.30 = 472,903,833.80/x
  3. Step 3: Cross multiply
    507,168,000.20x = 760,752,000.30 × 472,903,833.80
  4. Step 4: Simplify right side
    507,168,000.20x = 359,762,537,512,888,768
  5. Step 5: Solve for x
    x = 359,762,537,512,888,768/507,168,000.20
  6. Step 6: Final answer
    x = 709,355,750.70

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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.