Home / 209,952,020.55-314,928,030.83-64,408,045.35

Finding the Fourth Proportional to 209,952,020.55, 314,928,030.83 and 64,408,045.35

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Solution

The fourth proportional to 209,952,020.55, 314,928,030.83 and 64,408,045.35 is: 96,612,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,020.55 : 314,928,030.83 = 64,408,045.35 : x
  2. Step 2: Convert to fraction form
    209,952,020.55/314,928,030.83 = 64,408,045.35/x
  3. Step 3: Cross multiply
    209,952,020.55x = 314,928,030.83 × 64,408,045.35
  4. Step 4: Simplify right side
    209,952,020.55x = 20,283,898,891,362,796
  5. Step 5: Solve for x
    x = 20,283,898,891,362,796/209,952,020.55
  6. Step 6: Final answer
    x = 96,612,068.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.