Home / 291,544,783.68-437,427,630-175,041,500.40

Finding the Fourth Proportional to 291,544,783.68, 437,427,630 and 175,041,500.40

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Solution

The fourth proportional to 291,544,783.68, 437,427,630 and 175,041,500.40 is: 262,628,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,544,783.68 : 437,427,630 = 175,041,500.40 : x
  2. Step 2: Convert to fraction form
    291,544,783.68/437,427,630 = 175,041,500.40/x
  3. Step 3: Cross multiply
    291,544,783.68x = 437,427,630 × 175,041,500.40
  4. Step 4: Simplify right side
    291,544,783.68x = 76,567,988,671,616,048
  5. Step 5: Solve for x
    x = 76,567,988,671,616,048/291,544,783.68
  6. Step 6: Final answer
    x = 262,628,566.72

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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.