Home / 1,404,939,596.08-1,938,815,127.90-769,875,573.16

Finding the Fourth Proportional to 1,404,939,596.08, 1,938,815,127.90 and 769,875,573.16

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Solution

The fourth proportional to 1,404,939,596.08, 1,938,815,127.90 and 769,875,573.16 is: 1,062,427,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,939,596.08 : 1,938,815,127.90 = 769,875,573.16 : x
  2. Step 2: Convert to fraction form
    1,404,939,596.08/1,938,815,127.90 = 769,875,573.16/x
  3. Step 3: Cross multiply
    1,404,939,596.08x = 1,938,815,127.90 × 769,875,573.16
  4. Step 4: Simplify right side
    1,404,939,596.08x = 1,492,646,407,843,291,136
  5. Step 5: Solve for x
    x = 1,492,646,407,843,291,136/1,404,939,596.08
  6. Step 6: Final answer
    x = 1,062,427,460.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.