Home / 1,402,562,909.80-2,103,844,364.70-636,658,013.80

Finding the Fourth Proportional to 1,402,562,909.80, 2,103,844,364.70 and 636,658,013.80

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Solution

The fourth proportional to 1,402,562,909.80, 2,103,844,364.70 and 636,658,013.80 is: 954,987,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,562,909.80 : 2,103,844,364.70 = 636,658,013.80 : x
  2. Step 2: Convert to fraction form
    1,402,562,909.80/2,103,844,364.70 = 636,658,013.80/x
  3. Step 3: Cross multiply
    1,402,562,909.80x = 2,103,844,364.70 × 636,658,013.80
  4. Step 4: Simplify right side
    1,402,562,909.80x = 1,339,429,374,574,224,640
  5. Step 5: Solve for x
    x = 1,339,429,374,574,224,640/1,402,562,909.80
  6. Step 6: Final answer
    x = 954,987,020.70

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Double scale
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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.