Home / 1,462,948,943.89-2,018,869,555.97-793,893,987.78

Finding the Fourth Proportional to 1,462,948,943.89, 2,018,869,555.97 and 793,893,987.78

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Solution

The fourth proportional to 1,462,948,943.89, 2,018,869,555.97 and 793,893,987.78 is: 1,095,573,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,948,943.89 : 2,018,869,555.97 = 793,893,987.78 : x
  2. Step 2: Convert to fraction form
    1,462,948,943.89/2,018,869,555.97 = 793,893,987.78/x
  3. Step 3: Cross multiply
    1,462,948,943.89x = 2,018,869,555.97 × 793,893,987.78
  4. Step 4: Simplify right side
    1,462,948,943.89x = 1,602,768,402,596,280,832
  5. Step 5: Solve for x
    x = 1,602,768,402,596,280,832/1,462,948,943.89
  6. Step 6: Final answer
    x = 1,095,573,710.41

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Double scale
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1.5x scale

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.