Home / 186,445,545.72-257,301,064.47-101,677,289.68

Finding the Fourth Proportional to 186,445,545.72, 257,301,064.47 and 101,677,289.68

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Solution

The fourth proportional to 186,445,545.72, 257,301,064.47 and 101,677,289.68 is: 140,318,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,445,545.72 : 257,301,064.47 = 101,677,289.68 : x
  2. Step 2: Convert to fraction form
    186,445,545.72/257,301,064.47 = 101,677,289.68/x
  3. Step 3: Cross multiply
    186,445,545.72x = 257,301,064.47 × 101,677,289.68
  4. Step 4: Simplify right side
    186,445,545.72x = 26,161,674,867,088,548
  5. Step 5: Solve for x
    x = 26,161,674,867,088,548/186,445,545.72
  6. Step 6: Final answer
    x = 140,318,047.11

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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.