Home / 87,408,020.40-130,860,088.20-87,408,020.40

Finding the Fourth Proportional to 87,408,020.40, 130,860,088.20 and 87,408,020.40

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Solution

The fourth proportional to 87,408,020.40, 130,860,088.20 and 87,408,020.40 is: 130,860,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,408,020.40 : 130,860,088.20 = 87,408,020.40 : x
  2. Step 2: Convert to fraction form
    87,408,020.40/130,860,088.20 = 87,408,020.40/x
  3. Step 3: Cross multiply
    87,408,020.40x = 130,860,088.20 × 87,408,020.40
  4. Step 4: Simplify right side
    87,408,020.40x = 11,438,221,258,931,400
  5. Step 5: Solve for x
    x = 11,438,221,258,931,400/87,408,020.40
  6. Step 6: Final answer
    x = 130,860,088.20

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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.