Home / 343,574,490-514,711,482.80-203,094,372.36

Finding the Fourth Proportional to 343,574,490, 514,711,482.80 and 203,094,372.36

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Solution

The fourth proportional to 343,574,490, 514,711,482.80 and 203,094,372.36 is: 304,257,180.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,574,490 : 514,711,482.80 = 203,094,372.36 : x
  2. Step 2: Convert to fraction form
    343,574,490/514,711,482.80 = 203,094,372.36/x
  3. Step 3: Cross multiply
    343,574,490x = 514,711,482.80 × 203,094,372.36
  4. Step 4: Simplify right side
    343,574,490x = 104,535,005,544,735,472
  5. Step 5: Solve for x
    x = 104,535,005,544,735,472/343,574,490
  6. Step 6: Final answer
    x = 304,257,180.28

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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.