Home / 105,062,295-145,024,656.18-63,248,303.91

Finding the Fourth Proportional to 105,062,295, 145,024,656.18 and 63,248,303.91

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Solution

The fourth proportional to 105,062,295, 145,024,656.18 and 63,248,303.91 is: 87,305,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,062,295 : 145,024,656.18 = 63,248,303.91 : x
  2. Step 2: Convert to fraction form
    105,062,295/145,024,656.18 = 63,248,303.91/x
  3. Step 3: Cross multiply
    105,062,295x = 145,024,656.18 × 63,248,303.91
  4. Step 4: Simplify right side
    105,062,295x = 9,172,563,528,515,900
  5. Step 5: Solve for x
    x = 9,172,563,528,515,900/105,062,295
  6. Step 6: Final answer
    x = 87,305,950.52

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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.