Home / 559,872,995.20-839,809,492.80-377,130,774.40

Finding the Fourth Proportional to 559,872,995.20, 839,809,492.80 and 377,130,774.40

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Solution

The fourth proportional to 559,872,995.20, 839,809,492.80 and 377,130,774.40 is: 565,696,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,995.20 : 839,809,492.80 = 377,130,774.40 : x
  2. Step 2: Convert to fraction form
    559,872,995.20/839,809,492.80 = 377,130,774.40/x
  3. Step 3: Cross multiply
    559,872,995.20x = 839,809,492.80 × 377,130,774.40
  4. Step 4: Simplify right side
    559,872,995.20x = 316,718,004,368,135,168
  5. Step 5: Solve for x
    x = 316,718,004,368,135,168/559,872,995.20
  6. Step 6: Final answer
    x = 565,696,161.60

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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.