Home / 180,435,817.60-249,001,668.54-97,929,602.32

Finding the Fourth Proportional to 180,435,817.60, 249,001,668.54 and 97,929,602.32

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Solution

The fourth proportional to 180,435,817.60, 249,001,668.54 and 97,929,602.32 is: 135,142,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,435,817.60 : 249,001,668.54 = 97,929,602.32 : x
  2. Step 2: Convert to fraction form
    180,435,817.60/249,001,668.54 = 97,929,602.32/x
  3. Step 3: Cross multiply
    180,435,817.60x = 249,001,668.54 × 97,929,602.32
  4. Step 4: Simplify right side
    180,435,817.60x = 24,384,634,377,138,652
  5. Step 5: Solve for x
    x = 24,384,634,377,138,652/180,435,817.60
  6. Step 6: Final answer
    x = 135,142,981.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.