Home / 186,688,929.60-280,033,394.40-89,833,807.35

Finding the Fourth Proportional to 186,688,929.60, 280,033,394.40 and 89,833,807.35

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Solution

The fourth proportional to 186,688,929.60, 280,033,394.40 and 89,833,807.35 is: 134,750,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,688,929.60 : 280,033,394.40 = 89,833,807.35 : x
  2. Step 2: Convert to fraction form
    186,688,929.60/280,033,394.40 = 89,833,807.35/x
  3. Step 3: Cross multiply
    186,688,929.60x = 280,033,394.40 × 89,833,807.35
  4. Step 4: Simplify right side
    186,688,929.60x = 25,156,466,004,096,164
  5. Step 5: Solve for x
    x = 25,156,466,004,096,164/186,688,929.60
  6. Step 6: Final answer
    x = 134,750,711.03

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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.