Home / 1,122,050,657.80-1,683,075,986.70-632,274,632.20

Finding the Fourth Proportional to 1,122,050,657.80, 1,683,075,986.70 and 632,274,632.20

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Solution

The fourth proportional to 1,122,050,657.80, 1,683,075,986.70 and 632,274,632.20 is: 948,411,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,050,657.80 : 1,683,075,986.70 = 632,274,632.20 : x
  2. Step 2: Convert to fraction form
    1,122,050,657.80/1,683,075,986.70 = 632,274,632.20/x
  3. Step 3: Cross multiply
    1,122,050,657.80x = 1,683,075,986.70 × 632,274,632.20
  4. Step 4: Simplify right side
    1,122,050,657.80x = 1,064,166,250,455,394,688
  5. Step 5: Solve for x
    x = 1,064,166,250,455,394,688/1,122,050,657.80
  6. Step 6: Final answer
    x = 948,411,948.30

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Double scale
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Similar ratio
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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.