Home / 403,024,303.80-604,812,551.04-140,708,887.92

Finding the Fourth Proportional to 403,024,303.80, 604,812,551.04 and 140,708,887.92

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Solution

The fourth proportional to 403,024,303.80, 604,812,551.04 and 140,708,887.92 is: 211,159,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,024,303.80 : 604,812,551.04 = 140,708,887.92 : x
  2. Step 2: Convert to fraction form
    403,024,303.80/604,812,551.04 = 140,708,887.92/x
  3. Step 3: Cross multiply
    403,024,303.80x = 604,812,551.04 × 140,708,887.92
  4. Step 4: Simplify right side
    403,024,303.80x = 85,102,501,456,896,624
  5. Step 5: Solve for x
    x = 85,102,501,456,896,624/403,024,303.80
  6. Step 6: Final answer
    x = 211,159,725.74

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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.