Home / 7,124,028,513.16-9,827,074,807.04-4,443,154,373.56

Finding the Fourth Proportional to 7,124,028,513.16, 9,827,074,807.04 and 4,443,154,373.56

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Solution

The fourth proportional to 7,124,028,513.16, 9,827,074,807.04 and 4,443,154,373.56 is: 6,129,005,565.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124,028,513.16 : 9,827,074,807.04 = 4,443,154,373.56 : x
  2. Step 2: Convert to fraction form
    7,124,028,513.16/9,827,074,807.04 = 4,443,154,373.56/x
  3. Step 3: Cross multiply
    7,124,028,513.16x = 9,827,074,807.04 × 4,443,154,373.56
  4. Step 4: Simplify right side
    7,124,028,513.16x = 43,663,210,408,201,076,736
  5. Step 5: Solve for x
    x = 43,663,210,408,201,076,736/7,124,028,513.16
  6. Step 6: Final answer
    x = 6,129,005,565.82

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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.