Home / 19,431,176,391.40-29,146,764,368.40-4,709,197,809.40

Finding the Fourth Proportional to 19,431,176,391.40, 29,146,764,368.40 and 4,709,197,809.40

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Solution

The fourth proportional to 19,431,176,391.40, 29,146,764,368.40 and 4,709,197,809.40 is: 7,063,796,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,431,176,391.40 : 29,146,764,368.40 = 4,709,197,809.40 : x
  2. Step 2: Convert to fraction form
    19,431,176,391.40/29,146,764,368.40 = 4,709,197,809.40/x
  3. Step 3: Cross multiply
    19,431,176,391.40x = 29,146,764,368.40 × 4,709,197,809.40
  4. Step 4: Simplify right side
    19,431,176,391.40x = 137,257,878,914,767,257,600
  5. Step 5: Solve for x
    x = 137,257,878,914,767,257,600/19,431,176,391.40
  6. Step 6: Final answer
    x = 7,063,796,661.10

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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.