Home / 880,602,527.16-1,215,200,511.05-484,122,641.76

Finding the Fourth Proportional to 880,602,527.16, 1,215,200,511.05 and 484,122,641.76

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Solution

The fourth proportional to 880,602,527.16, 1,215,200,511.05 and 484,122,641.76 is: 668,072,215.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,602,527.16 : 1,215,200,511.05 = 484,122,641.76 : x
  2. Step 2: Convert to fraction form
    880,602,527.16/1,215,200,511.05 = 484,122,641.76/x
  3. Step 3: Cross multiply
    880,602,527.16x = 1,215,200,511.05 × 484,122,641.76
  4. Step 4: Simplify right side
    880,602,527.16x = 588,306,081,675,207,424
  5. Step 5: Solve for x
    x = 588,306,081,675,207,424/880,602,527.16
  6. Step 6: Final answer
    x = 668,072,215.93

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1.5x scale

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.