Home / 19,138,935,218.40-28,708,402,827.60-16,559,045,042.40

Finding the Fourth Proportional to 19,138,935,218.40, 28,708,402,827.60 and 16,559,045,042.40

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Solution

The fourth proportional to 19,138,935,218.40, 28,708,402,827.60 and 16,559,045,042.40 is: 24,838,567,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,138,935,218.40 : 28,708,402,827.60 = 16,559,045,042.40 : x
  2. Step 2: Convert to fraction form
    19,138,935,218.40/28,708,402,827.60 = 16,559,045,042.40/x
  3. Step 3: Cross multiply
    19,138,935,218.40x = 28,708,402,827.60 × 16,559,045,042.40
  4. Step 4: Simplify right side
    19,138,935,218.40x = 475,383,735,517,591,896,064
  5. Step 5: Solve for x
    x = 475,383,735,517,591,896,064/19,138,935,218.40
  6. Step 6: Final answer
    x = 24,838,567,563.60

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1.5x scale

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.