Home / 9,610,293,853.95-13,266,804,320.87-6,400,545,369.86

Finding the Fourth Proportional to 9,610,293,853.95, 13,266,804,320.87 and 6,400,545,369.86

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Solution

The fourth proportional to 9,610,293,853.95, 13,266,804,320.87 and 6,400,545,369.86 is: 8,835,815,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,610,293,853.95 : 13,266,804,320.87 = 6,400,545,369.86 : x
  2. Step 2: Convert to fraction form
    9,610,293,853.95/13,266,804,320.87 = 6,400,545,369.86/x
  3. Step 3: Cross multiply
    9,610,293,853.95x = 13,266,804,320.87 × 6,400,545,369.86
  4. Step 4: Simplify right side
    9,610,293,853.95x = 84,914,782,968,684,773,376
  5. Step 5: Solve for x
    x = 84,914,782,968,684,773,376/9,610,293,853.95
  6. Step 6: Final answer
    x = 8,835,815,455.71

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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.