Home / 28,580,130,431.40-42,875,079,702.24-11,782,759,395.96

Finding the Fourth Proportional to 28,580,130,431.40, 42,875,079,702.24 and 11,782,759,395.96

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Solution

The fourth proportional to 28,580,130,431.40, 42,875,079,702.24 and 11,782,759,395.96 is: 17,676,152,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,580,130,431.40 : 42,875,079,702.24 = 11,782,759,395.96 : x
  2. Step 2: Convert to fraction form
    28,580,130,431.40/42,875,079,702.24 = 11,782,759,395.96/x
  3. Step 3: Cross multiply
    28,580,130,431.40x = 42,875,079,702.24 × 11,782,759,395.96
  4. Step 4: Simplify right side
    28,580,130,431.40x = 505,186,748,214,102,196,224
  5. Step 5: Solve for x
    x = 505,186,748,214,102,196,224/28,580,130,431.40
  6. Step 6: Final answer
    x = 17,676,152,648.31

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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.