Home / 357,515,810.72-536,283,779.76-98,731,032.92

Finding the Fourth Proportional to 357,515,810.72, 536,283,779.76 and 98,731,032.92

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Solution

The fourth proportional to 357,515,810.72, 536,283,779.76 and 98,731,032.92 is: 148,099,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,515,810.72 : 536,283,779.76 = 98,731,032.92 : x
  2. Step 2: Convert to fraction form
    357,515,810.72/536,283,779.76 = 98,731,032.92/x
  3. Step 3: Cross multiply
    357,515,810.72x = 536,283,779.76 × 98,731,032.92
  4. Step 4: Simplify right side
    357,515,810.72x = 52,947,851,513,946,592
  5. Step 5: Solve for x
    x = 52,947,851,513,946,592/357,515,810.72
  6. Step 6: Final answer
    x = 148,099,328.55

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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.