Home / 1,577,883,647.40-2,366,825,471.10-716,240,639.40

Finding the Fourth Proportional to 1,577,883,647.40, 2,366,825,471.10 and 716,240,639.40

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Solution

The fourth proportional to 1,577,883,647.40, 2,366,825,471.10 and 716,240,639.40 is: 1,074,360,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,883,647.40 : 2,366,825,471.10 = 716,240,639.40 : x
  2. Step 2: Convert to fraction form
    1,577,883,647.40/2,366,825,471.10 = 716,240,639.40/x
  3. Step 3: Cross multiply
    1,577,883,647.40x = 2,366,825,471.10 × 716,240,639.40
  4. Step 4: Simplify right side
    1,577,883,647.40x = 1,695,216,588,768,870,144
  5. Step 5: Solve for x
    x = 1,695,216,588,768,870,144/1,577,883,647.40
  6. Step 6: Final answer
    x = 1,074,360,959.10

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Double scale
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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.