Home / 10,130,678,442.32-13,980,337,576.08-5,614,849,045.64

Finding the Fourth Proportional to 10,130,678,442.32, 13,980,337,576.08 and 5,614,849,045.64

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Solution

The fourth proportional to 10,130,678,442.32, 13,980,337,576.08 and 5,614,849,045.64 is: 7,748,492,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,678,442.32 : 13,980,337,576.08 = 5,614,849,045.64 : x
  2. Step 2: Convert to fraction form
    10,130,678,442.32/13,980,337,576.08 = 5,614,849,045.64/x
  3. Step 3: Cross multiply
    10,130,678,442.32x = 13,980,337,576.08 × 5,614,849,045.64
  4. Step 4: Simplify right side
    10,130,678,442.32x = 78,497,485,096,777,826,304
  5. Step 5: Solve for x
    x = 78,497,485,096,777,826,304/10,130,678,442.32
  6. Step 6: Final answer
    x = 7,748,492,417.73

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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.