Home / 154,285,690,854.28-231,429,316,384.40-48,158,860,836.28

Finding the Fourth Proportional to 154,285,690,854.28, 231,429,316,384.40 and 48,158,860,836.28

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Solution

The fourth proportional to 154,285,690,854.28, 231,429,316,384.40 and 48,158,860,836.28 is: 72,238,534,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,285,690,854.28 : 231,429,316,384.40 = 48,158,860,836.28 : x
  2. Step 2: Convert to fraction form
    154,285,690,854.28/231,429,316,384.40 = 48,158,860,836.28/x
  3. Step 3: Cross multiply
    154,285,690,854.28x = 231,429,316,384.40 × 48,158,860,836.28
  4. Step 4: Simplify right side
    154,285,690,854.28x = 11,145,372,241,191,734,607,872
  5. Step 5: Solve for x
    x = 11,145,372,241,191,734,607,872/154,285,690,854.28
  6. Step 6: Final answer
    x = 72,238,534,756.40

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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.