Home / 466,292,518.67-643,492,632.45-254,607,742.42

Finding the Fourth Proportional to 466,292,518.67, 643,492,632.45 and 254,607,742.42

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Solution

The fourth proportional to 466,292,518.67, 643,492,632.45 and 254,607,742.42 is: 351,363,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,292,518.67 : 643,492,632.45 = 254,607,742.42 : x
  2. Step 2: Convert to fraction form
    466,292,518.67/643,492,632.45 = 254,607,742.42/x
  3. Step 3: Cross multiply
    466,292,518.67x = 643,492,632.45 × 254,607,742.42
  4. Step 4: Simplify right side
    466,292,518.67x = 163,838,206,408,779,872
  5. Step 5: Solve for x
    x = 163,838,206,408,779,872/466,292,518.67
  6. Step 6: Final answer
    x = 351,363,575.11

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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.