Home / 351,883,295.85-528,076,886.18-147,558,009.45

Finding the Fourth Proportional to 351,883,295.85, 528,076,886.18 and 147,558,009.45

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Solution

The fourth proportional to 351,883,295.85, 528,076,886.18 and 147,558,009.45 is: 221,442,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,883,295.85 : 528,076,886.18 = 147,558,009.45 : x
  2. Step 2: Convert to fraction form
    351,883,295.85/528,076,886.18 = 147,558,009.45/x
  3. Step 3: Cross multiply
    351,883,295.85x = 528,076,886.18 × 147,558,009.45
  4. Step 4: Simplify right side
    351,883,295.85x = 77,921,974,160,537,216
  5. Step 5: Solve for x
    x = 77,921,974,160,537,216/351,883,295.85
  6. Step 6: Final answer
    x = 221,442,663.18

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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.