Home / 926,057,787.26-1,277,960,973.08-502,671,173.60

Finding the Fourth Proportional to 926,057,787.26, 1,277,960,973.08 and 502,671,173.60

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Solution

The fourth proportional to 926,057,787.26, 1,277,960,973.08 and 502,671,173.60 is: 693,686,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,057,787.26 : 1,277,960,973.08 = 502,671,173.60 : x
  2. Step 2: Convert to fraction form
    926,057,787.26/1,277,960,973.08 = 502,671,173.60/x
  3. Step 3: Cross multiply
    926,057,787.26x = 1,277,960,973.08 × 502,671,173.60
  4. Step 4: Simplify right side
    926,057,787.26x = 642,394,142,153,803,264
  5. Step 5: Solve for x
    x = 642,394,142,153,803,264/926,057,787.26
  6. Step 6: Final answer
    x = 693,686,885.41

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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.