Home / 1,106,933,582.80-1,527,586,502.40-660,935,915.52

Finding the Fourth Proportional to 1,106,933,582.80, 1,527,586,502.40 and 660,935,915.52

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Solution

The fourth proportional to 1,106,933,582.80, 1,527,586,502.40 and 660,935,915.52 is: 912,102,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,933,582.80 : 1,527,586,502.40 = 660,935,915.52 : x
  2. Step 2: Convert to fraction form
    1,106,933,582.80/1,527,586,502.40 = 660,935,915.52/x
  3. Step 3: Cross multiply
    1,106,933,582.80x = 1,527,586,502.40 × 660,935,915.52
  4. Step 4: Simplify right side
    1,106,933,582.80x = 1,009,636,783,499,738,752
  5. Step 5: Solve for x
    x = 1,009,636,783,499,738,752/1,106,933,582.80
  6. Step 6: Final answer
    x = 912,102,405.41

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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.