Home / 194,688,001.20-292,032,001.80-99,136,513.20

Finding the Fourth Proportional to 194,688,001.20, 292,032,001.80 and 99,136,513.20

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Solution

The fourth proportional to 194,688,001.20, 292,032,001.80 and 99,136,513.20 is: 148,704,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,688,001.20 : 292,032,001.80 = 99,136,513.20 : x
  2. Step 2: Convert to fraction form
    194,688,001.20/292,032,001.80 = 99,136,513.20/x
  3. Step 3: Cross multiply
    194,688,001.20x = 292,032,001.80 × 99,136,513.20
  4. Step 4: Simplify right side
    194,688,001.20x = 28,951,034,401,268,124
  5. Step 5: Solve for x
    x = 28,951,034,401,268,124/194,688,001.20
  6. Step 6: Final answer
    x = 148,704,769.80

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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.