Home / 556,241,820.78-767,652,510.84-367,742,613.66

Finding the Fourth Proportional to 556,241,820.78, 767,652,510.84 and 367,742,613.66

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Solution

The fourth proportional to 556,241,820.78, 767,652,510.84 and 367,742,613.66 is: 507,510,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,241,820.78 : 767,652,510.84 = 367,742,613.66 : x
  2. Step 2: Convert to fraction form
    556,241,820.78/767,652,510.84 = 367,742,613.66/x
  3. Step 3: Cross multiply
    556,241,820.78x = 767,652,510.84 × 367,742,613.66
  4. Step 4: Simplify right side
    556,241,820.78x = 282,298,540,718,963,104
  5. Step 5: Solve for x
    x = 282,298,540,718,963,104/556,241,820.78
  6. Step 6: Final answer
    x = 507,510,457.09

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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.