Home / 295,128,468.90-442,692,703.35-90,666,713.70

Finding the Fourth Proportional to 295,128,468.90, 442,692,703.35 and 90,666,713.70

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Solution

The fourth proportional to 295,128,468.90, 442,692,703.35 and 90,666,713.70 is: 136,000,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,128,468.90 : 442,692,703.35 = 90,666,713.70 : x
  2. Step 2: Convert to fraction form
    295,128,468.90/442,692,703.35 = 90,666,713.70/x
  3. Step 3: Cross multiply
    295,128,468.90x = 442,692,703.35 × 90,666,713.70
  4. Step 4: Simplify right side
    295,128,468.90x = 40,137,492,591,713,488
  5. Step 5: Solve for x
    x = 40,137,492,591,713,488/295,128,468.90
  6. Step 6: Final answer
    x = 136,000,070.55

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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.