Home / 662,703,402,350.47-914,553,260,203.40-384,584,432,879.71

Finding the Fourth Proportional to 662,703,402,350.47, 914,553,260,203.40 and 384,584,432,879.71

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Solution

The fourth proportional to 662,703,402,350.47, 914,553,260,203.40 and 384,584,432,879.71 is: 530,739,612,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,703,402,350.47 : 914,553,260,203.40 = 384,584,432,879.71 : x
  2. Step 2: Convert to fraction form
    662,703,402,350.47/914,553,260,203.40 = 384,584,432,879.71/x
  3. Step 3: Cross multiply
    662,703,402,350.47x = 914,553,260,203.40 × 384,584,432,879.71
  4. Step 4: Simplify right side
    662,703,402,350.47x = 351,722,946,913,614,455,373,824
  5. Step 5: Solve for x
    x = 351,722,946,913,614,455,373,824/662,703,402,350.47
  6. Step 6: Final answer
    x = 530,739,612,421.07

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Double scale
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1.5x scale

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.