Home / 28,706,830,056.72-43,060,064,395.16-15,448,333,700.52

Finding the Fourth Proportional to 28,706,830,056.72, 43,060,064,395.16 and 15,448,333,700.52

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Solution

The fourth proportional to 28,706,830,056.72, 43,060,064,395.16 and 15,448,333,700.52 is: 23,172,403,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,706,830,056.72 : 43,060,064,395.16 = 15,448,333,700.52 : x
  2. Step 2: Convert to fraction form
    28,706,830,056.72/43,060,064,395.16 = 15,448,333,700.52/x
  3. Step 3: Cross multiply
    28,706,830,056.72x = 43,060,064,395.16 × 15,448,333,700.52
  4. Step 4: Simplify right side
    28,706,830,056.72x = 665,206,243,942,311,657,472
  5. Step 5: Solve for x
    x = 665,206,243,942,311,657,472/28,706,830,056.72
  6. Step 6: Final answer
    x = 23,172,403,314.05

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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.