Home / 42,173,881,739.82-58,200,845,731.11-23,142,818,780.46

Finding the Fourth Proportional to 42,173,881,739.82, 58,200,845,731.11 and 23,142,818,780.46

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Solution

The fourth proportional to 42,173,881,739.82, 58,200,845,731.11 and 23,142,818,780.46 is: 31,937,577,715.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,173,881,739.82 : 58,200,845,731.11 = 23,142,818,780.46 : x
  2. Step 2: Convert to fraction form
    42,173,881,739.82/58,200,845,731.11 = 23,142,818,780.46/x
  3. Step 3: Cross multiply
    42,173,881,739.82x = 58,200,845,731.11 × 23,142,818,780.46
  4. Step 4: Simplify right side
    42,173,881,739.82x = 1,346,931,625,624,587,730,944
  5. Step 5: Solve for x
    x = 1,346,931,625,624,587,730,944/42,173,881,739.82
  6. Step 6: Final answer
    x = 31,937,577,715.38

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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.