Home / 186,712,150.64-257,696,494.68-111,363,307.76

Finding the Fourth Proportional to 186,712,150.64, 257,696,494.68 and 111,363,307.76

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Solution

The fourth proportional to 186,712,150.64, 257,696,494.68 and 111,363,307.76 is: 153,701,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,712,150.64 : 257,696,494.68 = 111,363,307.76 : x
  2. Step 2: Convert to fraction form
    186,712,150.64/257,696,494.68 = 111,363,307.76/x
  3. Step 3: Cross multiply
    186,712,150.64x = 257,696,494.68 × 111,363,307.76
  4. Step 4: Simplify right side
    186,712,150.64x = 28,697,934,045,722,044
  5. Step 5: Solve for x
    x = 28,697,934,045,722,044/186,712,150.64
  6. Step 6: Final answer
    x = 153,701,480.85

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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.