Home / 208,339,549.17-287,482,152.54-114,228,931.08

Finding the Fourth Proportional to 208,339,549.17, 287,482,152.54 and 114,228,931.08

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Solution

The fourth proportional to 208,339,549.17, 287,482,152.54 and 114,228,931.08 is: 157,621,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,339,549.17 : 287,482,152.54 = 114,228,931.08 : x
  2. Step 2: Convert to fraction form
    208,339,549.17/287,482,152.54 = 114,228,931.08/x
  3. Step 3: Cross multiply
    208,339,549.17x = 287,482,152.54 × 114,228,931.08
  4. Step 4: Simplify right side
    208,339,549.17x = 32,838,778,989,221,708
  5. Step 5: Solve for x
    x = 32,838,778,989,221,708/208,339,549.17
  6. Step 6: Final answer
    x = 157,621,436.35

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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.