Home / 110,712,085.60-166,068,128.40-98,807,807.20

Finding the Fourth Proportional to 110,712,085.60, 166,068,128.40 and 98,807,807.20

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Solution

The fourth proportional to 110,712,085.60, 166,068,128.40 and 98,807,807.20 is: 148,211,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,712,085.60 : 166,068,128.40 = 98,807,807.20 : x
  2. Step 2: Convert to fraction form
    110,712,085.60/166,068,128.40 = 98,807,807.20/x
  3. Step 3: Cross multiply
    110,712,085.60x = 166,068,128.40 × 98,807,807.20
  4. Step 4: Simplify right side
    110,712,085.60x = 16,408,827,613,012,046
  5. Step 5: Solve for x
    x = 16,408,827,613,012,046/110,712,085.60
  6. Step 6: Final answer
    x = 148,211,710.80

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1.5x scale

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.