Home / 997,272,013.05-1,495,908,019.58-983,667,123.45

Finding the Fourth Proportional to 997,272,013.05, 1,495,908,019.58 and 983,667,123.45

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Solution

The fourth proportional to 997,272,013.05, 1,495,908,019.58 and 983,667,123.45 is: 1,475,500,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,272,013.05 : 1,495,908,019.58 = 983,667,123.45 : x
  2. Step 2: Convert to fraction form
    997,272,013.05/1,495,908,019.58 = 983,667,123.45/x
  3. Step 3: Cross multiply
    997,272,013.05x = 1,495,908,019.58 × 983,667,123.45
  4. Step 4: Simplify right side
    997,272,013.05x = 1,471,475,538,561,126,656
  5. Step 5: Solve for x
    x = 1,471,475,538,561,126,656/997,272,013.05
  6. Step 6: Final answer
    x = 1,475,500,685.18

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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.