Home / 108,038,061.20-149,106,717-61,617,674

Finding the Fourth Proportional to 108,038,061.20, 149,106,717 and 61,617,674

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Solution

The fourth proportional to 108,038,061.20, 149,106,717 and 61,617,674 is: 85,040,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,038,061.20 : 149,106,717 = 61,617,674 : x
  2. Step 2: Convert to fraction form
    108,038,061.20/149,106,717 = 61,617,674/x
  3. Step 3: Cross multiply
    108,038,061.20x = 149,106,717 × 61,617,674
  4. Step 4: Simplify right side
    108,038,061.20x = 9,187,609,079,316,258
  5. Step 5: Solve for x
    x = 9,187,609,079,316,258/108,038,061.20
  6. Step 6: Final answer
    x = 85,040,484.60

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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.