Home / 1,170,417,323.92-1,613,613,409.08-929,811,632.32

Finding the Fourth Proportional to 1,170,417,323.92, 1,613,613,409.08 and 929,811,632.32

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Solution

The fourth proportional to 1,170,417,323.92, 1,613,613,409.08 and 929,811,632.32 is: 1,281,898,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,417,323.92 : 1,613,613,409.08 = 929,811,632.32 : x
  2. Step 2: Convert to fraction form
    1,170,417,323.92/1,613,613,409.08 = 929,811,632.32/x
  3. Step 3: Cross multiply
    1,170,417,323.92x = 1,613,613,409.08 × 929,811,632.32
  4. Step 4: Simplify right side
    1,170,417,323.92x = 1,500,356,517,830,114,816
  5. Step 5: Solve for x
    x = 1,500,356,517,830,114,816/1,170,417,323.92
  6. Step 6: Final answer
    x = 1,281,898,761.38

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Half scale
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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.