Home / 229,853,206.10-344,779,809.15-143,688,905.30

Finding the Fourth Proportional to 229,853,206.10, 344,779,809.15 and 143,688,905.30

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Solution

The fourth proportional to 229,853,206.10, 344,779,809.15 and 143,688,905.30 is: 215,533,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,853,206.10 : 344,779,809.15 = 143,688,905.30 : x
  2. Step 2: Convert to fraction form
    229,853,206.10/344,779,809.15 = 143,688,905.30/x
  3. Step 3: Cross multiply
    229,853,206.10x = 344,779,809.15 × 143,688,905.30
  4. Step 4: Simplify right side
    229,853,206.10x = 49,541,033,346,306,424
  5. Step 5: Solve for x
    x = 49,541,033,346,306,424/229,853,206.10
  6. Step 6: Final answer
    x = 215,533,357.95

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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.