Home / 537,573,581.12-805,705,275.36-278,646,052.16

Finding the Fourth Proportional to 537,573,581.12, 805,705,275.36 and 278,646,052.16

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Solution

The fourth proportional to 537,573,581.12, 805,705,275.36 and 278,646,052.16 is: 417,629,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,573,581.12 : 805,705,275.36 = 278,646,052.16 : x
  2. Step 2: Convert to fraction form
    537,573,581.12/805,705,275.36 = 278,646,052.16/x
  3. Step 3: Cross multiply
    537,573,581.12x = 805,705,275.36 × 278,646,052.16
  4. Step 4: Simplify right side
    537,573,581.12x = 224,506,594,183,549,760
  5. Step 5: Solve for x
    x = 224,506,594,183,549,760/537,573,581.12
  6. Step 6: Final answer
    x = 417,629,515.42

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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.