Home / 145,653,074.01-218,617,736.70-90,153,026.16

Finding the Fourth Proportional to 145,653,074.01, 218,617,736.70 and 90,153,026.16

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Solution

The fourth proportional to 145,653,074.01, 218,617,736.70 and 90,153,026.16 is: 135,315,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,653,074.01 : 218,617,736.70 = 90,153,026.16 : x
  2. Step 2: Convert to fraction form
    145,653,074.01/218,617,736.70 = 90,153,026.16/x
  3. Step 3: Cross multiply
    145,653,074.01x = 218,617,736.70 × 90,153,026.16
  4. Step 4: Simplify right side
    145,653,074.01x = 19,709,050,535,755,092
  5. Step 5: Solve for x
    x = 19,709,050,535,755,092/145,653,074.01
  6. Step 6: Final answer
    x = 135,315,033.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.