Home / 1,225,743,312.73-1,838,602,852.65-561,568,937.75

Finding the Fourth Proportional to 1,225,743,312.73, 1,838,602,852.65 and 561,568,937.75

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Solution

The fourth proportional to 1,225,743,312.73, 1,838,602,852.65 and 561,568,937.75 is: 842,347,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,743,312.73 : 1,838,602,852.65 = 561,568,937.75 : x
  2. Step 2: Convert to fraction form
    1,225,743,312.73/1,838,602,852.65 = 561,568,937.75/x
  3. Step 3: Cross multiply
    1,225,743,312.73x = 1,838,602,852.65 × 561,568,937.75
  4. Step 4: Simplify right side
    1,225,743,312.73x = 1,032,502,250,894,779,392
  5. Step 5: Solve for x
    x = 1,032,502,250,894,779,392/1,225,743,312.73
  6. Step 6: Final answer
    x = 842,347,855.52

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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.