Home / 155,591,567.60-233,227,919.10-90,862,053.80

Finding the Fourth Proportional to 155,591,567.60, 233,227,919.10 and 90,862,053.80

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Solution

The fourth proportional to 155,591,567.60, 233,227,919.10 and 90,862,053.80 is: 136,199,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,591,567.60 : 233,227,919.10 = 90,862,053.80 : x
  2. Step 2: Convert to fraction form
    155,591,567.60/233,227,919.10 = 90,862,053.80/x
  3. Step 3: Cross multiply
    155,591,567.60x = 233,227,919.10 × 90,862,053.80
  4. Step 4: Simplify right side
    155,591,567.60x = 21,191,567,732,926,248
  5. Step 5: Solve for x
    x = 21,191,567,732,926,248/155,591,567.60
  6. Step 6: Final answer
    x = 136,199,975.74

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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.