Home / 186,715,665.60-280,073,498.40-65,547,117.60

Finding the Fourth Proportional to 186,715,665.60, 280,073,498.40 and 65,547,117.60

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Solution

The fourth proportional to 186,715,665.60, 280,073,498.40 and 65,547,117.60 is: 98,320,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,715,665.60 : 280,073,498.40 = 65,547,117.60 : x
  2. Step 2: Convert to fraction form
    186,715,665.60/280,073,498.40 = 65,547,117.60/x
  3. Step 3: Cross multiply
    186,715,665.60x = 280,073,498.40 × 65,547,117.60
  4. Step 4: Simplify right side
    186,715,665.60x = 18,358,010,536,268,212
  5. Step 5: Solve for x
    x = 18,358,010,536,268,212/186,715,665.60
  6. Step 6: Final answer
    x = 98,320,676.40

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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.