Home / 510,771,991,541.13-766,158,724,691.94-208,584,594,258.21

Finding the Fourth Proportional to 510,771,991,541.13, 766,158,724,691.94 and 208,584,594,258.21

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Solution

The fourth proportional to 510,771,991,541.13, 766,158,724,691.94 and 208,584,594,258.21 is: 312,877,192,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,771,991,541.13 : 766,158,724,691.94 = 208,584,594,258.21 : x
  2. Step 2: Convert to fraction form
    510,771,991,541.13/766,158,724,691.94 = 208,584,594,258.21/x
  3. Step 3: Cross multiply
    510,771,991,541.13x = 766,158,724,691.94 × 208,584,594,258.21
  4. Step 4: Simplify right side
    510,771,991,541.13x = 159,808,906,727,255,915,364,352
  5. Step 5: Solve for x
    x = 159,808,906,727,255,915,364,352/510,771,991,541.13
  6. Step 6: Final answer
    x = 312,877,192,512.20

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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.