Home / 1,192,326,342.96-1,789,254,784.02-578,575,760.88

Finding the Fourth Proportional to 1,192,326,342.96, 1,789,254,784.02 and 578,575,760.88

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Solution

The fourth proportional to 1,192,326,342.96, 1,789,254,784.02 and 578,575,760.88 is: 868,234,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,326,342.96 : 1,789,254,784.02 = 578,575,760.88 : x
  2. Step 2: Convert to fraction form
    1,192,326,342.96/1,789,254,784.02 = 578,575,760.88/x
  3. Step 3: Cross multiply
    1,192,326,342.96x = 1,789,254,784.02 × 578,575,760.88
  4. Step 4: Simplify right side
    1,192,326,342.96x = 1,035,219,448,072,551,552
  5. Step 5: Solve for x
    x = 1,035,219,448,072,551,552/1,192,326,342.96
  6. Step 6: Final answer
    x = 868,234,988.00

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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.