Home / 348,078,497.40-522,117,746.10-326,579,412.60

Finding the Fourth Proportional to 348,078,497.40, 522,117,746.10 and 326,579,412.60

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Solution

The fourth proportional to 348,078,497.40, 522,117,746.10 and 326,579,412.60 is: 489,869,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,078,497.40 : 522,117,746.10 = 326,579,412.60 : x
  2. Step 2: Convert to fraction form
    348,078,497.40/522,117,746.10 = 326,579,412.60/x
  3. Step 3: Cross multiply
    348,078,497.40x = 522,117,746.10 × 326,579,412.60
  4. Step 4: Simplify right side
    348,078,497.40x = 170,512,906,829,373,952
  5. Step 5: Solve for x
    x = 170,512,906,829,373,952/348,078,497.40
  6. Step 6: Final answer
    x = 489,869,118.90

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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.