Home / 507,116,677.84-699,819,454.10-281,070,076.01

Finding the Fourth Proportional to 507,116,677.84, 699,819,454.10 and 281,070,076.01

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Solution

The fourth proportional to 507,116,677.84, 699,819,454.10 and 281,070,076.01 is: 387,875,839.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,116,677.84 : 699,819,454.10 = 281,070,076.01 : x
  2. Step 2: Convert to fraction form
    507,116,677.84/699,819,454.10 = 281,070,076.01/x
  3. Step 3: Cross multiply
    507,116,677.84x = 699,819,454.10 × 281,070,076.01
  4. Step 4: Simplify right side
    507,116,677.84x = 196,698,307,152,779,232
  5. Step 5: Solve for x
    x = 196,698,307,152,779,232/507,116,677.84
  6. Step 6: Final answer
    x = 387,875,839.52

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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.