Home / 206,884,096.71-310,358,031.53-70,537,593.75

Finding the Fourth Proportional to 206,884,096.71, 310,358,031.53 and 70,537,593.75

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Solution

The fourth proportional to 206,884,096.71, 310,358,031.53 and 70,537,593.75 is: 105,817,262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,884,096.71 : 310,358,031.53 = 70,537,593.75 : x
  2. Step 2: Convert to fraction form
    206,884,096.71/310,358,031.53 = 70,537,593.75/x
  3. Step 3: Cross multiply
    206,884,096.71x = 310,358,031.53 × 70,537,593.75
  4. Step 4: Simplify right side
    206,884,096.71x = 21,891,908,744,760,140
  5. Step 5: Solve for x
    x = 21,891,908,744,760,140/206,884,096.71
  6. Step 6: Final answer
    x = 105,817,262.38

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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.