Home / 3,360,247,848.30-5,038,860,118.05-1,289,281,320.30

Finding the Fourth Proportional to 3,360,247,848.30, 5,038,860,118.05 and 1,289,281,320.30

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Solution

The fourth proportional to 3,360,247,848.30, 5,038,860,118.05 and 1,289,281,320.30 is: 1,933,341,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,247,848.30 : 5,038,860,118.05 = 1,289,281,320.30 : x
  2. Step 2: Convert to fraction form
    3,360,247,848.30/5,038,860,118.05 = 1,289,281,320.30/x
  3. Step 3: Cross multiply
    3,360,247,848.30x = 5,038,860,118.05 × 1,289,281,320.30
  4. Step 4: Simplify right side
    3,360,247,848.30x = 6,496,508,225,806,518,272
  5. Step 5: Solve for x
    x = 6,496,508,225,806,518,272/3,360,247,848.30
  6. Step 6: Final answer
    x = 1,933,341,979.25

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Double scale
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1.5x scale

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.