Home / 961,591,357,071.25-1,442,433,421,807.30-316,182,694,785.74

Finding the Fourth Proportional to 961,591,357,071.25, 1,442,433,421,807.30 and 316,182,694,785.74

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Solution

The fourth proportional to 961,591,357,071.25, 1,442,433,421,807.30 and 316,182,694,785.74 is: 474,289,294,513.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,591,357,071.25 : 1,442,433,421,807.30 = 316,182,694,785.74 : x
  2. Step 2: Convert to fraction form
    961,591,357,071.25/1,442,433,421,807.30 = 316,182,694,785.74/x
  3. Step 3: Cross multiply
    961,591,357,071.25x = 1,442,433,421,807.30 × 316,182,694,785.74
  4. Step 4: Simplify right side
    961,591,357,071.25x = 456,072,486,356,048,125,362,176
  5. Step 5: Solve for x
    x = 456,072,486,356,048,125,362,176/961,591,357,071.25
  6. Step 6: Final answer
    x = 474,289,294,513.96

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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.