Home / 86,911,328.40-130,366,992.60-26,327,054.40

Finding the Fourth Proportional to 86,911,328.40, 130,366,992.60 and 26,327,054.40

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Solution

The fourth proportional to 86,911,328.40, 130,366,992.60 and 26,327,054.40 is: 39,490,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,328.40 : 130,366,992.60 = 26,327,054.40 : x
  2. Step 2: Convert to fraction form
    86,911,328.40/130,366,992.60 = 26,327,054.40/x
  3. Step 3: Cross multiply
    86,911,328.40x = 130,366,992.60 × 26,327,054.40
  4. Step 4: Simplify right side
    86,911,328.40x = 3,432,178,906,144,597
  5. Step 5: Solve for x
    x = 3,432,178,906,144,597/86,911,328.40
  6. Step 6: Final answer
    x = 39,490,581.60

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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.