Home / 130,404,815.60-195,607,223.40-39,516,594.80

Finding the Fourth Proportional to 130,404,815.60, 195,607,223.40 and 39,516,594.80

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Solution

The fourth proportional to 130,404,815.60, 195,607,223.40 and 39,516,594.80 is: 59,274,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,404,815.60 : 195,607,223.40 = 39,516,594.80 : x
  2. Step 2: Convert to fraction form
    130,404,815.60/195,607,223.40 = 39,516,594.80/x
  3. Step 3: Cross multiply
    130,404,815.60x = 195,607,223.40 × 39,516,594.80
  4. Step 4: Simplify right side
    130,404,815.60x = 7,729,731,387,050,878
  5. Step 5: Solve for x
    x = 7,729,731,387,050,878/130,404,815.60
  6. Step 6: Final answer
    x = 59,274,892.20

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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.