Home / 753,416,406.34-1,039,772,877.85-452,013,060.70

Finding the Fourth Proportional to 753,416,406.34, 1,039,772,877.85 and 452,013,060.70

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Solution

The fourth proportional to 753,416,406.34, 1,039,772,877.85 and 452,013,060.70 is: 623,812,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,416,406.34 : 1,039,772,877.85 = 452,013,060.70 : x
  2. Step 2: Convert to fraction form
    753,416,406.34/1,039,772,877.85 = 452,013,060.70/x
  3. Step 3: Cross multiply
    753,416,406.34x = 1,039,772,877.85 × 452,013,060.70
  4. Step 4: Simplify right side
    753,416,406.34x = 469,990,920,951,713,088
  5. Step 5: Solve for x
    x = 469,990,920,951,713,088/753,416,406.34
  6. Step 6: Final answer
    x = 623,812,963.19

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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.