Home / 435,472,364.70-653,208,547.05-162,807,702.30

Finding the Fourth Proportional to 435,472,364.70, 653,208,547.05 and 162,807,702.30

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Solution

The fourth proportional to 435,472,364.70, 653,208,547.05 and 162,807,702.30 is: 244,211,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,472,364.70 : 653,208,547.05 = 162,807,702.30 : x
  2. Step 2: Convert to fraction form
    435,472,364.70/653,208,547.05 = 162,807,702.30/x
  3. Step 3: Cross multiply
    435,472,364.70x = 653,208,547.05 × 162,807,702.30
  4. Step 4: Simplify right side
    435,472,364.70x = 106,347,382,667,931,936
  5. Step 5: Solve for x
    x = 106,347,382,667,931,936/435,472,364.70
  6. Step 6: Final answer
    x = 244,211,553.45

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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.