Home / 2,208,302,602.08-3,047,408,542.38-1,218,227,756.64

Finding the Fourth Proportional to 2,208,302,602.08, 3,047,408,542.38 and 1,218,227,756.64

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Solution

The fourth proportional to 2,208,302,602.08, 3,047,408,542.38 and 1,218,227,756.64 is: 1,681,127,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,302,602.08 : 3,047,408,542.38 = 1,218,227,756.64 : x
  2. Step 2: Convert to fraction form
    2,208,302,602.08/3,047,408,542.38 = 1,218,227,756.64/x
  3. Step 3: Cross multiply
    2,208,302,602.08x = 3,047,408,542.38 × 1,218,227,756.64
  4. Step 4: Simplify right side
    2,208,302,602.08x = 3,712,437,672,149,160,448
  5. Step 5: Solve for x
    x = 3,712,437,672,149,160,448/2,208,302,602.08
  6. Step 6: Final answer
    x = 1,681,127,246.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.