Home / 1,780,976,495,138.60-2,671,464,742,707.80-931,704,866,748.20

Finding the Fourth Proportional to 1,780,976,495,138.60, 2,671,464,742,707.80 and 931,704,866,748.20

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Solution

The fourth proportional to 1,780,976,495,138.60, 2,671,464,742,707.80 and 931,704,866,748.20 is: 1,397,557,300,122.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,976,495,138.60 : 2,671,464,742,707.80 = 931,704,866,748.20 : x
  2. Step 2: Convert to fraction form
    1,780,976,495,138.60/2,671,464,742,707.80 = 931,704,866,748.20/x
  3. Step 3: Cross multiply
    1,780,976,495,138.60x = 2,671,464,742,707.80 × 931,704,866,748.20
  4. Step 4: Simplify right side
    1,780,976,495,138.60x = 2,489,016,702,127,085,126,156,288
  5. Step 5: Solve for x
    x = 2,489,016,702,127,085,126,156,288/1,780,976,495,138.60
  6. Step 6: Final answer
    x = 1,397,557,300,122.25

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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.