Home / 186,632,312.40-279,948,468.60-65,420,024.40

Finding the Fourth Proportional to 186,632,312.40, 279,948,468.60 and 65,420,024.40

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Solution

The fourth proportional to 186,632,312.40, 279,948,468.60 and 65,420,024.40 is: 98,130,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,632,312.40 : 279,948,468.60 = 65,420,024.40 : x
  2. Step 2: Convert to fraction form
    186,632,312.40/279,948,468.60 = 65,420,024.40/x
  3. Step 3: Cross multiply
    186,632,312.40x = 279,948,468.60 × 65,420,024.40
  4. Step 4: Simplify right side
    186,632,312.40x = 18,314,235,646,554,636
  5. Step 5: Solve for x
    x = 18,314,235,646,554,636/186,632,312.40
  6. Step 6: Final answer
    x = 98,130,036.60

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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.