Home / 103,579,209,274.50-142,937,787,587.22-57,854,151,981.82

Finding the Fourth Proportional to 103,579,209,274.50, 142,937,787,587.22 and 57,854,151,981.82

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Solution

The fourth proportional to 103,579,209,274.50, 142,937,787,587.22 and 57,854,151,981.82 is: 79,837,880,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,579,209,274.50 : 142,937,787,587.22 = 57,854,151,981.82 : x
  2. Step 2: Convert to fraction form
    103,579,209,274.50/142,937,787,587.22 = 57,854,151,981.82/x
  3. Step 3: Cross multiply
    103,579,209,274.50x = 142,937,787,587.22 × 57,854,151,981.82
  4. Step 4: Simplify right side
    103,579,209,274.50x = 8,269,544,487,016,129,888,256
  5. Step 5: Solve for x
    x = 8,269,544,487,016,129,888,256/103,579,209,274.50
  6. Step 6: Final answer
    x = 79,837,880,062.40

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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.