Home / 108,925,237,102.40-163,052,745,679.92-71,070,301,683.20

Finding the Fourth Proportional to 108,925,237,102.40, 163,052,745,679.92 and 71,070,301,683.20

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Solution

The fourth proportional to 108,925,237,102.40, 163,052,745,679.92 and 71,070,301,683.20 is: 106,386,803,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,925,237,102.40 : 163,052,745,679.92 = 71,070,301,683.20 : x
  2. Step 2: Convert to fraction form
    108,925,237,102.40/163,052,745,679.92 = 71,070,301,683.20/x
  3. Step 3: Cross multiply
    108,925,237,102.40x = 163,052,745,679.92 × 71,070,301,683.20
  4. Step 4: Simplify right side
    108,925,237,102.40x = 11,588,207,825,746,000,871,424
  5. Step 5: Solve for x
    x = 11,588,207,825,746,000,871,424/108,925,237,102.40
  6. Step 6: Final answer
    x = 106,386,803,774.89

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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.