Home / 1,207,308,045.90-1,810,962,068.85-965,443,341.90

Finding the Fourth Proportional to 1,207,308,045.90, 1,810,962,068.85 and 965,443,341.90

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Solution

The fourth proportional to 1,207,308,045.90, 1,810,962,068.85 and 965,443,341.90 is: 1,448,165,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,308,045.90 : 1,810,962,068.85 = 965,443,341.90 : x
  2. Step 2: Convert to fraction form
    1,207,308,045.90/1,810,962,068.85 = 965,443,341.90/x
  3. Step 3: Cross multiply
    1,207,308,045.90x = 1,810,962,068.85 × 965,443,341.90
  4. Step 4: Simplify right side
    1,207,308,045.90x = 1,748,381,271,804,681,728
  5. Step 5: Solve for x
    x = 1,748,381,271,804,681,728/1,207,308,045.90
  6. Step 6: Final answer
    x = 1,448,165,012.85

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Double scale
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Similar ratio
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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.