Home / 579,064,061.40-868,596,092.10-488,364,797.40

Finding the Fourth Proportional to 579,064,061.40, 868,596,092.10 and 488,364,797.40

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Solution

The fourth proportional to 579,064,061.40, 868,596,092.10 and 488,364,797.40 is: 732,547,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,064,061.40 : 868,596,092.10 = 488,364,797.40 : x
  2. Step 2: Convert to fraction form
    579,064,061.40/868,596,092.10 = 488,364,797.40/x
  3. Step 3: Cross multiply
    579,064,061.40x = 868,596,092.10 × 488,364,797.40
  4. Step 4: Simplify right side
    579,064,061.40x = 424,191,754,540,848,256
  5. Step 5: Solve for x
    x = 424,191,754,540,848,256/579,064,061.40
  6. Step 6: Final answer
    x = 732,547,196.10

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Similar ratio
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1.5x scale

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.