Home / 1,177,758,094.30-1,766,637,141.45-402,279,387.10

Finding the Fourth Proportional to 1,177,758,094.30, 1,766,637,141.45 and 402,279,387.10

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Solution

The fourth proportional to 1,177,758,094.30, 1,766,637,141.45 and 402,279,387.10 is: 603,419,080.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,758,094.30 : 1,766,637,141.45 = 402,279,387.10 : x
  2. Step 2: Convert to fraction form
    1,177,758,094.30/1,766,637,141.45 = 402,279,387.10/x
  3. Step 3: Cross multiply
    1,177,758,094.30x = 1,766,637,141.45 × 402,279,387.10
  4. Step 4: Simplify right side
    1,177,758,094.30x = 710,681,706,490,602,112
  5. Step 5: Solve for x
    x = 710,681,706,490,602,112/1,177,758,094.30
  6. Step 6: Final answer
    x = 603,419,080.65

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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.