Home / 653,212,009.80-979,818,014.70-586,699,216.20

Finding the Fourth Proportional to 653,212,009.80, 979,818,014.70 and 586,699,216.20

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Solution

The fourth proportional to 653,212,009.80, 979,818,014.70 and 586,699,216.20 is: 880,048,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,212,009.80 : 979,818,014.70 = 586,699,216.20 : x
  2. Step 2: Convert to fraction form
    653,212,009.80/979,818,014.70 = 586,699,216.20/x
  3. Step 3: Cross multiply
    653,212,009.80x = 979,818,014.70 × 586,699,216.20
  4. Step 4: Simplify right side
    653,212,009.80x = 574,858,461,243,130,176
  5. Step 5: Solve for x
    x = 574,858,461,243,130,176/653,212,009.80
  6. Step 6: Final answer
    x = 880,048,824.30

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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.