Home / 65,354,710.60-98,035,752.30-19,917,987.40

Finding the Fourth Proportional to 65,354,710.60, 98,035,752.30 and 19,917,987.40

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Solution

The fourth proportional to 65,354,710.60, 98,035,752.30 and 19,917,987.40 is: 29,878,104.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,354,710.60 : 98,035,752.30 = 19,917,987.40 : x
  2. Step 2: Convert to fraction form
    65,354,710.60/98,035,752.30 = 19,917,987.40/x
  3. Step 3: Cross multiply
    65,354,710.60x = 98,035,752.30 × 19,917,987.40
  4. Step 4: Simplify right side
    65,354,710.60x = 1,952,674,879,060,920.75
  5. Step 5: Solve for x
    x = 1,952,674,879,060,920.75/65,354,710.60
  6. Step 6: Final answer
    x = 29,878,104.59

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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.