Home / 220,749,762.35-304,641,574.22-126,681,118.67

Finding the Fourth Proportional to 220,749,762.35, 304,641,574.22 and 126,681,118.67

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Solution

The fourth proportional to 220,749,762.35, 304,641,574.22 and 126,681,118.67 is: 174,823,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,749,762.35 : 304,641,574.22 = 126,681,118.67 : x
  2. Step 2: Convert to fraction form
    220,749,762.35/304,641,574.22 = 126,681,118.67/x
  3. Step 3: Cross multiply
    220,749,762.35x = 304,641,574.22 × 126,681,118.67
  4. Step 4: Simplify right side
    220,749,762.35x = 38,592,335,415,579,440
  5. Step 5: Solve for x
    x = 38,592,335,415,579,440/220,749,762.35
  6. Step 6: Final answer
    x = 174,823,904.70

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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.