Home / 40,424,045,492.79-55,781,439,113.88-22,359,172,899.78

Finding the Fourth Proportional to 40,424,045,492.79, 55,781,439,113.88 and 22,359,172,899.78

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Solution

The fourth proportional to 40,424,045,492.79, 55,781,439,113.88 and 22,359,172,899.78 is: 30,853,587,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424,045,492.79 : 55,781,439,113.88 = 22,359,172,899.78 : x
  2. Step 2: Convert to fraction form
    40,424,045,492.79/55,781,439,113.88 = 22,359,172,899.78/x
  3. Step 3: Cross multiply
    40,424,045,492.79x = 55,781,439,113.88 × 22,359,172,899.78
  4. Step 4: Simplify right side
    40,424,045,492.79x = 1,247,226,841,745,793,744,896
  5. Step 5: Solve for x
    x = 1,247,226,841,745,793,744,896/40,424,045,492.79
  6. Step 6: Final answer
    x = 30,853,587,921.28

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1.5x scale

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.