Home / 559,919,637.40-839,879,456.10-444,278,075.80

Finding the Fourth Proportional to 559,919,637.40, 839,879,456.10 and 444,278,075.80

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Solution

The fourth proportional to 559,919,637.40, 839,879,456.10 and 444,278,075.80 is: 666,417,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,919,637.40 : 839,879,456.10 = 444,278,075.80 : x
  2. Step 2: Convert to fraction form
    559,919,637.40/839,879,456.10 = 444,278,075.80/x
  3. Step 3: Cross multiply
    559,919,637.40x = 839,879,456.10 × 444,278,075.80
  4. Step 4: Simplify right side
    559,919,637.40x = 373,140,028,660,058,624
  5. Step 5: Solve for x
    x = 373,140,028,660,058,624/559,919,637.40
  6. Step 6: Final answer
    x = 666,417,113.70

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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.