Home / 1,549,840,466.80-2,140,821,426.20-1,148,767,280.40

Finding the Fourth Proportional to 1,549,840,466.80, 2,140,821,426.20 and 1,148,767,280.40

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Solution

The fourth proportional to 1,549,840,466.80, 2,140,821,426.20 and 1,148,767,280.40 is: 1,586,812,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,840,466.80 : 2,140,821,426.20 = 1,148,767,280.40 : x
  2. Step 2: Convert to fraction form
    1,549,840,466.80/2,140,821,426.20 = 1,148,767,280.40/x
  3. Step 3: Cross multiply
    1,549,840,466.80x = 2,140,821,426.20 × 1,148,767,280.40
  4. Step 4: Simplify right side
    1,549,840,466.80x = 2,459,305,607,597,823,488
  5. Step 5: Solve for x
    x = 2,459,305,607,597,823,488/1,549,840,466.80
  6. Step 6: Final answer
    x = 1,586,812,101.17

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.