Home / 1,133,863,624.80-1,700,795,437.20-315,975,925.80

Finding the Fourth Proportional to 1,133,863,624.80, 1,700,795,437.20 and 315,975,925.80

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Solution

The fourth proportional to 1,133,863,624.80, 1,700,795,437.20 and 315,975,925.80 is: 473,963,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,863,624.80 : 1,700,795,437.20 = 315,975,925.80 : x
  2. Step 2: Convert to fraction form
    1,133,863,624.80/1,700,795,437.20 = 315,975,925.80/x
  3. Step 3: Cross multiply
    1,133,863,624.80x = 1,700,795,437.20 × 315,975,925.80
  4. Step 4: Simplify right side
    1,133,863,624.80x = 537,410,412,865,685,824
  5. Step 5: Solve for x
    x = 537,410,412,865,685,824/1,133,863,624.80
  6. Step 6: Final answer
    x = 473,963,888.70

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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.