Home / 338,289,412.90-507,490,106.55-144,293,764.90

Finding the Fourth Proportional to 338,289,412.90, 507,490,106.55 and 144,293,764.90

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Solution

The fourth proportional to 338,289,412.90, 507,490,106.55 and 144,293,764.90 is: 216,464,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,289,412.90 : 507,490,106.55 = 144,293,764.90 : x
  2. Step 2: Convert to fraction form
    338,289,412.90/507,490,106.55 = 144,293,764.90/x
  3. Step 3: Cross multiply
    338,289,412.90x = 507,490,106.55 × 144,293,764.90
  4. Step 4: Simplify right side
    338,289,412.90x = 73,227,658,123,601,648
  5. Step 5: Solve for x
    x = 73,227,658,123,601,648/338,289,412.90
  6. Step 6: Final answer
    x = 216,464,528.10

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1.5x scale

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.