Home / 215,669,153.23-297,636,769.13-118,998,038.24

Finding the Fourth Proportional to 215,669,153.23, 297,636,769.13 and 118,998,038.24

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Solution

The fourth proportional to 215,669,153.23, 297,636,769.13 and 118,998,038.24 is: 164,224,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,669,153.23 : 297,636,769.13 = 118,998,038.24 : x
  2. Step 2: Convert to fraction form
    215,669,153.23/297,636,769.13 = 118,998,038.24/x
  3. Step 3: Cross multiply
    215,669,153.23x = 297,636,769.13 × 118,998,038.24
  4. Step 4: Simplify right side
    215,669,153.23x = 35,418,191,633,845,048
  5. Step 5: Solve for x
    x = 35,418,191,633,845,048/215,669,153.23
  6. Step 6: Final answer
    x = 164,224,651.99

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1.5x scale

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.