Home / 517,403,871.01-714,020,243.03-294,385,547.94

Finding the Fourth Proportional to 517,403,871.01, 714,020,243.03 and 294,385,547.94

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Solution

The fourth proportional to 517,403,871.01, 714,020,243.03 and 294,385,547.94 is: 406,253,706.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,871.01 : 714,020,243.03 = 294,385,547.94 : x
  2. Step 2: Convert to fraction form
    517,403,871.01/714,020,243.03 = 294,385,547.94/x
  3. Step 3: Cross multiply
    517,403,871.01x = 714,020,243.03 × 294,385,547.94
  4. Step 4: Simplify right side
    517,403,871.01x = 210,197,240,484,638,496
  5. Step 5: Solve for x
    x = 210,197,240,484,638,496/517,403,871.01
  6. Step 6: Final answer
    x = 406,253,706.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.