Home / 948,185,456,073.72-1,308,496,897,785.40-514,637,934,538.38

Finding the Fourth Proportional to 948,185,456,073.72, 1,308,496,897,785.40 and 514,637,934,538.38

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Solution

The fourth proportional to 948,185,456,073.72, 1,308,496,897,785.40 and 514,637,934,538.38 is: 710,200,875,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,185,456,073.72 : 1,308,496,897,785.40 = 514,637,934,538.38 : x
  2. Step 2: Convert to fraction form
    948,185,456,073.72/1,308,496,897,785.40 = 514,637,934,538.38/x
  3. Step 3: Cross multiply
    948,185,456,073.72x = 1,308,496,897,785.40 × 514,637,934,538.38
  4. Step 4: Simplify right side
    948,185,456,073.72x = 673,402,140,826,155,981,209,600
  5. Step 5: Solve for x
    x = 673,402,140,826,155,981,209,600/948,185,456,073.72
  6. Step 6: Final answer
    x = 710,200,875,274.55

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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.