Home / 556,241,827.78-767,652,520.50-367,742,620.66

Finding the Fourth Proportional to 556,241,827.78, 767,652,520.50 and 367,742,620.66

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Solution

The fourth proportional to 556,241,827.78, 767,652,520.50 and 367,742,620.66 is: 507,510,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,241,827.78 : 767,652,520.50 = 367,742,620.66 : x
  2. Step 2: Convert to fraction form
    556,241,827.78/767,652,520.50 = 367,742,620.66/x
  3. Step 3: Cross multiply
    556,241,827.78x = 767,652,520.50 × 367,742,620.66
  4. Step 4: Simplify right side
    556,241,827.78x = 282,298,549,644,924,384
  5. Step 5: Solve for x
    x = 282,298,549,644,924,384/556,241,827.78
  6. Step 6: Final answer
    x = 507,510,466.75

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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.