Home / 592,816,836.43-818,459,089.74-381,490,830.28

Finding the Fourth Proportional to 592,816,836.43, 818,459,089.74 and 381,490,830.28

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Solution

The fourth proportional to 592,816,836.43, 818,459,089.74 and 381,490,830.28 is: 526,696,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,816,836.43 : 818,459,089.74 = 381,490,830.28 : x
  2. Step 2: Convert to fraction form
    592,816,836.43/818,459,089.74 = 381,490,830.28/x
  3. Step 3: Cross multiply
    592,816,836.43x = 818,459,089.74 × 381,490,830.28
  4. Step 4: Simplify right side
    592,816,836.43x = 312,234,637,695,125,632
  5. Step 5: Solve for x
    x = 312,234,637,695,125,632/592,816,836.43
  6. Step 6: Final answer
    x = 526,696,643.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.