Home / 136,020,802.60-204,429,335.10-118,503,029.80

Finding the Fourth Proportional to 136,020,802.60, 204,429,335.10 and 118,503,029.80

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Solution

The fourth proportional to 136,020,802.60, 204,429,335.10 and 118,503,029.80 is: 178,101,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,020,802.60 : 204,429,335.10 = 118,503,029.80 : x
  2. Step 2: Convert to fraction form
    136,020,802.60/204,429,335.10 = 118,503,029.80/x
  3. Step 3: Cross multiply
    136,020,802.60x = 204,429,335.10 × 118,503,029.80
  4. Step 4: Simplify right side
    136,020,802.60x = 24,225,495,589,349,484
  5. Step 5: Solve for x
    x = 24,225,495,589,349,484/136,020,802.60
  6. Step 6: Final answer
    x = 178,101,401.60

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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.