Home / 266,927,232.15-400,390,848.23-209,596,339.35

Finding the Fourth Proportional to 266,927,232.15, 400,390,848.23 and 209,596,339.35

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Solution

The fourth proportional to 266,927,232.15, 400,390,848.23 and 209,596,339.35 is: 314,394,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,927,232.15 : 400,390,848.23 = 209,596,339.35 : x
  2. Step 2: Convert to fraction form
    266,927,232.15/400,390,848.23 = 209,596,339.35/x
  3. Step 3: Cross multiply
    266,927,232.15x = 400,390,848.23 × 209,596,339.35
  4. Step 4: Simplify right side
    266,927,232.15x = 83,920,456,097,201,440
  5. Step 5: Solve for x
    x = 83,920,456,097,201,440/266,927,232.15
  6. Step 6: Final answer
    x = 314,394,509.03

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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.