Home / 970,822,973.90-1,456,075,028.52-417,976,563.74

Finding the Fourth Proportional to 970,822,973.90, 1,456,075,028.52 and 417,976,563.74

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Solution

The fourth proportional to 970,822,973.90, 1,456,075,028.52 and 417,976,563.74 is: 626,896,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,822,973.90 : 1,456,075,028.52 = 417,976,563.74 : x
  2. Step 2: Convert to fraction form
    970,822,973.90/1,456,075,028.52 = 417,976,563.74/x
  3. Step 3: Cross multiply
    970,822,973.90x = 1,456,075,028.52 × 417,976,563.74
  4. Step 4: Simplify right side
    970,822,973.90x = 608,605,236,968,412,160
  5. Step 5: Solve for x
    x = 608,605,236,968,412,160/970,822,973.90
  6. Step 6: Final answer
    x = 626,896,203.87

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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.