Home / 384,030,702.63-529,962,356.07-207,818,696.16

Finding the Fourth Proportional to 384,030,702.63, 529,962,356.07 and 207,818,696.16

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Solution

The fourth proportional to 384,030,702.63, 529,962,356.07 and 207,818,696.16 is: 286,789,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,030,702.63 : 529,962,356.07 = 207,818,696.16 : x
  2. Step 2: Convert to fraction form
    384,030,702.63/529,962,356.07 = 207,818,696.16/x
  3. Step 3: Cross multiply
    384,030,702.63x = 529,962,356.07 × 207,818,696.16
  4. Step 4: Simplify right side
    384,030,702.63x = 110,136,085,852,349,056
  5. Step 5: Solve for x
    x = 110,136,085,852,349,056/384,030,702.63
  6. Step 6: Final answer
    x = 286,789,793.36

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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.