Home / 585,657,520.53-808,208,913.06-317,733,339.11

Finding the Fourth Proportional to 585,657,520.53, 808,208,913.06 and 317,733,339.11

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Solution

The fourth proportional to 585,657,520.53, 808,208,913.06 and 317,733,339.11 is: 438,472,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,657,520.53 : 808,208,913.06 = 317,733,339.11 : x
  2. Step 2: Convert to fraction form
    585,657,520.53/808,208,913.06 = 317,733,339.11/x
  3. Step 3: Cross multiply
    585,657,520.53x = 808,208,913.06 × 317,733,339.11
  4. Step 4: Simplify right side
    585,657,520.53x = 256,794,916,646,243,680
  5. Step 5: Solve for x
    x = 256,794,916,646,243,680/585,657,520.53
  6. Step 6: Final answer
    x = 438,472,840.60

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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.