Home / 140,908,946.70-211,363,420.05-94,992,444.30

Finding the Fourth Proportional to 140,908,946.70, 211,363,420.05 and 94,992,444.30

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Solution

The fourth proportional to 140,908,946.70, 211,363,420.05 and 94,992,444.30 is: 142,488,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,908,946.70 : 211,363,420.05 = 94,992,444.30 : x
  2. Step 2: Convert to fraction form
    140,908,946.70/211,363,420.05 = 94,992,444.30/x
  3. Step 3: Cross multiply
    140,908,946.70x = 211,363,420.05 × 94,992,444.30
  4. Step 4: Simplify right side
    140,908,946.70x = 20,077,927,906,157,128
  5. Step 5: Solve for x
    x = 20,077,927,906,157,128/140,908,946.70
  6. Step 6: Final answer
    x = 142,488,666.45

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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.