Home / 356,300,996,859.15-534,451,495,288.73-120,749,339,547.15

Finding the Fourth Proportional to 356,300,996,859.15, 534,451,495,288.73 and 120,749,339,547.15

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Solution

The fourth proportional to 356,300,996,859.15, 534,451,495,288.73 and 120,749,339,547.15 is: 181,124,009,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,300,996,859.15 : 534,451,495,288.73 = 120,749,339,547.15 : x
  2. Step 2: Convert to fraction form
    356,300,996,859.15/534,451,495,288.73 = 120,749,339,547.15/x
  3. Step 3: Cross multiply
    356,300,996,859.15x = 534,451,495,288.73 × 120,749,339,547.15
  4. Step 4: Simplify right side
    356,300,996,859.15x = 64,534,665,076,100,894,294,016
  5. Step 5: Solve for x
    x = 64,534,665,076,100,894,294,016/356,300,996,859.15
  6. Step 6: Final answer
    x = 181,124,009,320.73

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Double scale
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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.