Home / 1,254,286,503.42-1,730,960,882.88-718,541,711.01

Finding the Fourth Proportional to 1,254,286,503.42, 1,730,960,882.88 and 718,541,711.01

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Solution

The fourth proportional to 1,254,286,503.42, 1,730,960,882.88 and 718,541,711.01 is: 991,613,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,286,503.42 : 1,730,960,882.88 = 718,541,711.01 : x
  2. Step 2: Convert to fraction form
    1,254,286,503.42/1,730,960,882.88 = 718,541,711.01/x
  3. Step 3: Cross multiply
    1,254,286,503.42x = 1,730,960,882.88 × 718,541,711.01
  4. Step 4: Simplify right side
    1,254,286,503.42x = 1,243,767,594,473,859,328
  5. Step 5: Solve for x
    x = 1,243,767,594,473,859,328/1,254,286,503.42
  6. Step 6: Final answer
    x = 991,613,631.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.