Home / 71,803,590,800.40-107,705,386,200.60-42,417,029,264.40

Finding the Fourth Proportional to 71,803,590,800.40, 107,705,386,200.60 and 42,417,029,264.40

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Solution

The fourth proportional to 71,803,590,800.40, 107,705,386,200.60 and 42,417,029,264.40 is: 63,625,543,896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,803,590,800.40 : 107,705,386,200.60 = 42,417,029,264.40 : x
  2. Step 2: Convert to fraction form
    71,803,590,800.40/107,705,386,200.60 = 42,417,029,264.40/x
  3. Step 3: Cross multiply
    71,803,590,800.40x = 107,705,386,200.60 × 42,417,029,264.40
  4. Step 4: Simplify right side
    71,803,590,800.40x = 4,568,542,518,404,354,408,448
  5. Step 5: Solve for x
    x = 4,568,542,518,404,354,408,448/71,803,590,800.40
  6. Step 6: Final answer
    x = 63,625,543,896.60

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1.5x scale

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.