Home / 21,167,132,423.58-31,750,698,624.43-7,903,426,531.32

Finding the Fourth Proportional to 21,167,132,423.58, 31,750,698,624.43 and 7,903,426,531.32

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Solution

The fourth proportional to 21,167,132,423.58, 31,750,698,624.43 and 7,903,426,531.32 is: 11,855,139,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167,132,423.58 : 31,750,698,624.43 = 7,903,426,531.32 : x
  2. Step 2: Convert to fraction form
    21,167,132,423.58/31,750,698,624.43 = 7,903,426,531.32/x
  3. Step 3: Cross multiply
    21,167,132,423.58x = 31,750,698,624.43 × 7,903,426,531.32
  4. Step 4: Simplify right side
    21,167,132,423.58x = 250,939,313,896,265,482,240
  5. Step 5: Solve for x
    x = 250,939,313,896,265,482,240/21,167,132,423.58
  6. Step 6: Final answer
    x = 11,855,139,792.90

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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.