Home / 466,292,518.17-643,492,631.76-254,607,741.92

Finding the Fourth Proportional to 466,292,518.17, 643,492,631.76 and 254,607,741.92

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Solution

The fourth proportional to 466,292,518.17, 643,492,631.76 and 254,607,741.92 is: 351,363,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,292,518.17 : 643,492,631.76 = 254,607,741.92 : x
  2. Step 2: Convert to fraction form
    466,292,518.17/643,492,631.76 = 254,607,741.92/x
  3. Step 3: Cross multiply
    466,292,518.17x = 643,492,631.76 × 254,607,741.92
  4. Step 4: Simplify right side
    466,292,518.17x = 163,838,205,911,354,208
  5. Step 5: Solve for x
    x = 163,838,205,911,354,208/466,292,518.17
  6. Step 6: Final answer
    x = 351,363,574.42

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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.