Home / 1,348,771,541.70-2,023,157,312.55-1,290,658,468.35

Finding the Fourth Proportional to 1,348,771,541.70, 2,023,157,312.55 and 1,290,658,468.35

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Solution

The fourth proportional to 1,348,771,541.70, 2,023,157,312.55 and 1,290,658,468.35 is: 1,935,987,702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,771,541.70 : 2,023,157,312.55 = 1,290,658,468.35 : x
  2. Step 2: Convert to fraction form
    1,348,771,541.70/2,023,157,312.55 = 1,290,658,468.35/x
  3. Step 3: Cross multiply
    1,348,771,541.70x = 2,023,157,312.55 × 1,290,658,468.35
  4. Step 4: Simplify right side
    1,348,771,541.70x = 2,611,205,118,246,884,864
  5. Step 5: Solve for x
    x = 2,611,205,118,246,884,864/1,348,771,541.70
  6. Step 6: Final answer
    x = 1,935,987,702.53

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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.