Home / 549,935,427.57-758,925,273.12-299,054,492.49

Finding the Fourth Proportional to 549,935,427.57, 758,925,273.12 and 299,054,492.49

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Solution

The fourth proportional to 549,935,427.57, 758,925,273.12 and 299,054,492.49 is: 412,703,021.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,935,427.57 : 758,925,273.12 = 299,054,492.49 : x
  2. Step 2: Convert to fraction form
    549,935,427.57/758,925,273.12 = 299,054,492.49/x
  3. Step 3: Cross multiply
    549,935,427.57x = 758,925,273.12 × 299,054,492.49
  4. Step 4: Simplify right side
    549,935,427.57x = 226,960,012,390,736,256
  5. Step 5: Solve for x
    x = 226,960,012,390,736,256/549,935,427.57
  6. Step 6: Final answer
    x = 412,703,021.14

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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.