Home / 108,271,310,666.16-162,406,742,691.78-61,086,364,829.04

Finding the Fourth Proportional to 108,271,310,666.16, 162,406,742,691.78 and 61,086,364,829.04

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Solution

The fourth proportional to 108,271,310,666.16, 162,406,742,691.78 and 61,086,364,829.04 is: 91,629,421,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,271,310,666.16 : 162,406,742,691.78 = 61,086,364,829.04 : x
  2. Step 2: Convert to fraction form
    108,271,310,666.16/162,406,742,691.78 = 61,086,364,829.04/x
  3. Step 3: Cross multiply
    108,271,310,666.16x = 162,406,742,691.78 × 61,086,364,829.04
  4. Step 4: Simplify right side
    108,271,310,666.16x = 9,920,837,534,766,099,070,976
  5. Step 5: Solve for x
    x = 9,920,837,534,766,099,070,976/108,271,310,666.16
  6. Step 6: Final answer
    x = 91,629,421,254.13

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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.