Home / 544,792,017.60-817,188,026.40-326,688,631.20

Finding the Fourth Proportional to 544,792,017.60, 817,188,026.40 and 326,688,631.20

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Solution

The fourth proportional to 544,792,017.60, 817,188,026.40 and 326,688,631.20 is: 490,032,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,792,017.60 : 817,188,026.40 = 326,688,631.20 : x
  2. Step 2: Convert to fraction form
    544,792,017.60/817,188,026.40 = 326,688,631.20/x
  3. Step 3: Cross multiply
    544,792,017.60x = 817,188,026.40 × 326,688,631.20
  4. Step 4: Simplify right side
    544,792,017.60x = 266,966,037,777,645,440
  5. Step 5: Solve for x
    x = 266,966,037,777,645,440/544,792,017.60
  6. Step 6: Final answer
    x = 490,032,946.80

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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.