Home / 77,534,133.40-116,301,200.10-48,836,319.40

Finding the Fourth Proportional to 77,534,133.40, 116,301,200.10 and 48,836,319.40

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Solution

The fourth proportional to 77,534,133.40, 116,301,200.10 and 48,836,319.40 is: 73,254,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,534,133.40 : 116,301,200.10 = 48,836,319.40 : x
  2. Step 2: Convert to fraction form
    77,534,133.40/116,301,200.10 = 48,836,319.40/x
  3. Step 3: Cross multiply
    77,534,133.40x = 116,301,200.10 × 48,836,319.40
  4. Step 4: Simplify right side
    77,534,133.40x = 5,679,722,554,686,911
  5. Step 5: Solve for x
    x = 5,679,722,554,686,911/77,534,133.40
  6. Step 6: Final answer
    x = 73,254,479.10

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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.