Home / 748,849,399.70-1,121,258,560.35-748,849,399.70

Finding the Fourth Proportional to 748,849,399.70, 1,121,258,560.35 and 748,849,399.70

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Solution

The fourth proportional to 748,849,399.70, 1,121,258,560.35 and 748,849,399.70 is: 1,121,258,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,849,399.70 : 1,121,258,560.35 = 748,849,399.70 : x
  2. Step 2: Convert to fraction form
    748,849,399.70/1,121,258,560.35 = 748,849,399.70/x
  3. Step 3: Cross multiply
    748,849,399.70x = 1,121,258,560.35 × 748,849,399.70
  4. Step 4: Simplify right side
    748,849,399.70x = 839,653,799,826,583,680
  5. Step 5: Solve for x
    x = 839,653,799,826,583,680/748,849,399.70
  6. Step 6: Final answer
    x = 1,121,258,560.35

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1.5x scale

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.