Home / 190,680,835.04-286,023,909.77-54,366,218.54

Finding the Fourth Proportional to 190,680,835.04, 286,023,909.77 and 54,366,218.54

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Solution

The fourth proportional to 190,680,835.04, 286,023,909.77 and 54,366,218.54 is: 81,550,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,680,835.04 : 286,023,909.77 = 54,366,218.54 : x
  2. Step 2: Convert to fraction form
    190,680,835.04/286,023,909.77 = 54,366,218.54/x
  3. Step 3: Cross multiply
    190,680,835.04x = 286,023,909.77 × 54,366,218.54
  4. Step 4: Simplify right side
    190,680,835.04x = 15,550,038,386,221,060
  5. Step 5: Solve for x
    x = 15,550,038,386,221,060/190,680,835.04
  6. Step 6: Final answer
    x = 81,550,085.42

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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.