Home / 1,316,719,421.28-1,815,314,991.23-1,046,038,018.13

Finding the Fourth Proportional to 1,316,719,421.28, 1,815,314,991.23 and 1,046,038,018.13

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Solution

The fourth proportional to 1,316,719,421.28, 1,815,314,991.23 and 1,046,038,018.13 is: 1,442,136,012.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,719,421.28 : 1,815,314,991.23 = 1,046,038,018.13 : x
  2. Step 2: Convert to fraction form
    1,316,719,421.28/1,815,314,991.23 = 1,046,038,018.13/x
  3. Step 3: Cross multiply
    1,316,719,421.28x = 1,815,314,991.23 × 1,046,038,018.13
  4. Step 4: Simplify right side
    1,316,719,421.28x = 1,898,888,495,707,215,616
  5. Step 5: Solve for x
    x = 1,898,888,495,707,215,616/1,316,719,421.28
  6. Step 6: Final answer
    x = 1,442,136,012.44

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Double scale
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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.