Home / 1,971,221,628.60-2,956,832,442.90-1,648,735,356.60

Finding the Fourth Proportional to 1,971,221,628.60, 2,956,832,442.90 and 1,648,735,356.60

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Solution

The fourth proportional to 1,971,221,628.60, 2,956,832,442.90 and 1,648,735,356.60 is: 2,473,103,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,221,628.60 : 2,956,832,442.90 = 1,648,735,356.60 : x
  2. Step 2: Convert to fraction form
    1,971,221,628.60/2,956,832,442.90 = 1,648,735,356.60/x
  3. Step 3: Cross multiply
    1,971,221,628.60x = 2,956,832,442.90 × 1,648,735,356.60
  4. Step 4: Simplify right side
    1,971,221,628.60x = 4,875,034,192,151,180,288
  5. Step 5: Solve for x
    x = 4,875,034,192,151,180,288/1,971,221,628.60
  6. Step 6: Final answer
    x = 2,473,103,034.90

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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.