Home / 5,109,191,511.40-7,050,671,062.88-2,851,107,282.96

Finding the Fourth Proportional to 5,109,191,511.40, 7,050,671,062.88 and 2,851,107,282.96

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Solution

The fourth proportional to 5,109,191,511.40, 7,050,671,062.88 and 2,851,107,282.96 is: 3,934,520,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,191,511.40 : 7,050,671,062.88 = 2,851,107,282.96 : x
  2. Step 2: Convert to fraction form
    5,109,191,511.40/7,050,671,062.88 = 2,851,107,282.96/x
  3. Step 3: Cross multiply
    5,109,191,511.40x = 7,050,671,062.88 × 2,851,107,282.96
  4. Step 4: Simplify right side
    5,109,191,511.40x = 20,102,219,617,132,490,752
  5. Step 5: Solve for x
    x = 20,102,219,617,132,490,752/5,109,191,511.40
  6. Step 6: Final answer
    x = 3,934,520,671.67

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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.