Home / 153,248,486.32-229,902,981.08-56,205,034.66

Finding the Fourth Proportional to 153,248,486.32, 229,902,981.08 and 56,205,034.66

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Solution

The fourth proportional to 153,248,486.32, 229,902,981.08 and 56,205,034.66 is: 84,318,646.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,248,486.32 : 229,902,981.08 = 56,205,034.66 : x
  2. Step 2: Convert to fraction form
    153,248,486.32/229,902,981.08 = 56,205,034.66/x
  3. Step 3: Cross multiply
    153,248,486.32x = 229,902,981.08 × 56,205,034.66
  4. Step 4: Simplify right side
    153,248,486.32x = 12,921,705,020,038,724
  5. Step 5: Solve for x
    x = 12,921,705,020,038,724/153,248,486.32
  6. Step 6: Final answer
    x = 84,318,646.99

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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.