Home / 295,087,256.70-442,630,885.05-286,584,200.70

Finding the Fourth Proportional to 295,087,256.70, 442,630,885.05 and 286,584,200.70

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Solution

The fourth proportional to 295,087,256.70, 442,630,885.05 and 286,584,200.70 is: 429,876,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,087,256.70 : 442,630,885.05 = 286,584,200.70 : x
  2. Step 2: Convert to fraction form
    295,087,256.70/442,630,885.05 = 286,584,200.70/x
  3. Step 3: Cross multiply
    295,087,256.70x = 442,630,885.05 × 286,584,200.70
  4. Step 4: Simplify right side
    295,087,256.70x = 126,851,018,397,187,824
  5. Step 5: Solve for x
    x = 126,851,018,397,187,824/295,087,256.70
  6. Step 6: Final answer
    x = 429,876,301.05

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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.