Home / 119,272,021.60-178,908,032.40-97,730,946.40

Finding the Fourth Proportional to 119,272,021.60, 178,908,032.40 and 97,730,946.40

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Solution

The fourth proportional to 119,272,021.60, 178,908,032.40 and 97,730,946.40 is: 146,596,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,272,021.60 : 178,908,032.40 = 97,730,946.40 : x
  2. Step 2: Convert to fraction form
    119,272,021.60/178,908,032.40 = 97,730,946.40/x
  3. Step 3: Cross multiply
    119,272,021.60x = 178,908,032.40 × 97,730,946.40
  4. Step 4: Simplify right side
    119,272,021.60x = 17,484,851,325,013,866
  5. Step 5: Solve for x
    x = 17,484,851,325,013,866/119,272,021.60
  6. Step 6: Final answer
    x = 146,596,419.60

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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.