Home / 977,595,592.30-1,468,093,999.65-518,430,568.30

Finding the Fourth Proportional to 977,595,592.30, 1,468,093,999.65 and 518,430,568.30

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Solution

The fourth proportional to 977,595,592.30, 1,468,093,999.65 and 518,430,568.30 is: 778,547,706.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,595,592.30 : 1,468,093,999.65 = 518,430,568.30 : x
  2. Step 2: Convert to fraction form
    977,595,592.30/1,468,093,999.65 = 518,430,568.30/x
  3. Step 3: Cross multiply
    977,595,592.30x = 1,468,093,999.65 × 518,430,568.30
  4. Step 4: Simplify right side
    977,595,592.30x = 761,104,806,556,369,536
  5. Step 5: Solve for x
    x = 761,104,806,556,369,536/977,595,592.30
  6. Step 6: Final answer
    x = 778,547,706.79

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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.