Home / 586,745,999.10-880,118,998.65-380,121,738.30

Finding the Fourth Proportional to 586,745,999.10, 880,118,998.65 and 380,121,738.30

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Solution

The fourth proportional to 586,745,999.10, 880,118,998.65 and 380,121,738.30 is: 570,182,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,745,999.10 : 880,118,998.65 = 380,121,738.30 : x
  2. Step 2: Convert to fraction form
    586,745,999.10/880,118,998.65 = 380,121,738.30/x
  3. Step 3: Cross multiply
    586,745,999.10x = 880,118,998.65 × 380,121,738.30
  4. Step 4: Simplify right side
    586,745,999.10x = 334,552,363,677,693,376
  5. Step 5: Solve for x
    x = 334,552,363,677,693,376/586,745,999.10
  6. Step 6: Final answer
    x = 570,182,607.45

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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.