Home / 405,680,527,477.80-608,638,566,326.40-163,532,672,150.40

Finding the Fourth Proportional to 405,680,527,477.80, 608,638,566,326.40 and 163,532,672,150.40

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Solution

The fourth proportional to 405,680,527,477.80, 608,638,566,326.40 and 163,532,672,150.40 is: 245,346,484,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,680,527,477.80 : 608,638,566,326.40 = 163,532,672,150.40 : x
  2. Step 2: Convert to fraction form
    405,680,527,477.80/608,638,566,326.40 = 163,532,672,150.40/x
  3. Step 3: Cross multiply
    405,680,527,477.80x = 608,638,566,326.40 × 163,532,672,150.40
  4. Step 4: Simplify right side
    405,680,527,477.80x = 99,532,291,125,144,654,446,592
  5. Step 5: Solve for x
    x = 99,532,291,125,144,654,446,592/405,680,527,477.80
  6. Step 6: Final answer
    x = 245,346,484,200.16

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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.