Home / 1,692,886,441.52-2,336,212,171.47-929,962,681.70

Finding the Fourth Proportional to 1,692,886,441.52, 2,336,212,171.47 and 929,962,681.70

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Solution

The fourth proportional to 1,692,886,441.52, 2,336,212,171.47 and 929,962,681.70 is: 1,283,364,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,886,441.52 : 2,336,212,171.47 = 929,962,681.70 : x
  2. Step 2: Convert to fraction form
    1,692,886,441.52/2,336,212,171.47 = 929,962,681.70/x
  3. Step 3: Cross multiply
    1,692,886,441.52x = 2,336,212,171.47 × 929,962,681.70
  4. Step 4: Simplify right side
    1,692,886,441.52x = 2,172,590,136,000,421,376
  5. Step 5: Solve for x
    x = 2,172,590,136,000,421,376/1,692,886,441.52
  6. Step 6: Final answer
    x = 1,283,364,366.75

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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.