Home / 42,272,093,046.60-63,408,139,569.90-12,828,088,643.40

Finding the Fourth Proportional to 42,272,093,046.60, 63,408,139,569.90 and 12,828,088,643.40

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Solution

The fourth proportional to 42,272,093,046.60, 63,408,139,569.90 and 12,828,088,643.40 is: 19,242,132,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,272,093,046.60 : 63,408,139,569.90 = 12,828,088,643.40 : x
  2. Step 2: Convert to fraction form
    42,272,093,046.60/63,408,139,569.90 = 12,828,088,643.40/x
  3. Step 3: Cross multiply
    42,272,093,046.60x = 63,408,139,569.90 × 12,828,088,643.40
  4. Step 4: Simplify right side
    42,272,093,046.60x = 813,405,235,115,756,355,584
  5. Step 5: Solve for x
    x = 813,405,235,115,756,355,584/42,272,093,046.60
  6. Step 6: Final answer
    x = 19,242,132,965.10

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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.