Home / 42,130,749,289.02-58,144,767,418.41-25,633,464,165.55

Finding the Fourth Proportional to 42,130,749,289.02, 58,144,767,418.41 and 25,633,464,165.55

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Solution

The fourth proportional to 42,130,749,289.02, 58,144,767,418.41 and 25,633,464,165.55 is: 35,376,817,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,130,749,289.02 : 58,144,767,418.41 = 25,633,464,165.55 : x
  2. Step 2: Convert to fraction form
    42,130,749,289.02/58,144,767,418.41 = 25,633,464,165.55/x
  3. Step 3: Cross multiply
    42,130,749,289.02x = 58,144,767,418.41 × 25,633,464,165.55
  4. Step 4: Simplify right side
    42,130,749,289.02x = 1,490,451,812,033,761,116,160
  5. Step 5: Solve for x
    x = 1,490,451,812,033,761,116,160/42,130,749,289.02
  6. Step 6: Final answer
    x = 35,376,817,103.56

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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.