Home / 212,544,063.80-318,816,095.70-59,213,785.40

Finding the Fourth Proportional to 212,544,063.80, 318,816,095.70 and 59,213,785.40

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Solution

The fourth proportional to 212,544,063.80, 318,816,095.70 and 59,213,785.40 is: 88,820,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,544,063.80 : 318,816,095.70 = 59,213,785.40 : x
  2. Step 2: Convert to fraction form
    212,544,063.80/318,816,095.70 = 59,213,785.40/x
  3. Step 3: Cross multiply
    212,544,063.80x = 318,816,095.70 × 59,213,785.40
  4. Step 4: Simplify right side
    212,544,063.80x = 18,878,307,872,845,660
  5. Step 5: Solve for x
    x = 18,878,307,872,845,660/212,544,063.80
  6. Step 6: Final answer
    x = 88,820,678.10

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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.