Home / 1,029,888,980.55-1,544,833,470.83-917,018,785.35

Finding the Fourth Proportional to 1,029,888,980.55, 1,544,833,470.83 and 917,018,785.35

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Solution

The fourth proportional to 1,029,888,980.55, 1,544,833,470.83 and 917,018,785.35 is: 1,375,528,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,888,980.55 : 1,544,833,470.83 = 917,018,785.35 : x
  2. Step 2: Convert to fraction form
    1,029,888,980.55/1,544,833,470.83 = 917,018,785.35/x
  3. Step 3: Cross multiply
    1,029,888,980.55x = 1,544,833,470.83 × 917,018,785.35
  4. Step 4: Simplify right side
    1,029,888,980.55x = 1,416,641,312,983,966,208
  5. Step 5: Solve for x
    x = 1,416,641,312,983,966,208/1,029,888,980.55
  6. Step 6: Final answer
    x = 1,375,528,178.03

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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.