Home / 5,681,076,341.96-7,840,127,472.80-3,174,949,979.93

Finding the Fourth Proportional to 5,681,076,341.96, 7,840,127,472.80 and 3,174,949,979.93

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Solution

The fourth proportional to 5,681,076,341.96, 7,840,127,472.80 and 3,174,949,979.93 is: 4,381,566,284.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681,076,341.96 : 7,840,127,472.80 = 3,174,949,979.93 : x
  2. Step 2: Convert to fraction form
    5,681,076,341.96/7,840,127,472.80 = 3,174,949,979.93/x
  3. Step 3: Cross multiply
    5,681,076,341.96x = 7,840,127,472.80 × 3,174,949,979.93
  4. Step 4: Simplify right side
    5,681,076,341.96x = 24,892,012,562,417,946,624
  5. Step 5: Solve for x
    x = 24,892,012,562,417,946,624/5,681,076,341.96
  6. Step 6: Final answer
    x = 4,381,566,284.99

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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.