Home / 1,536,014,531.90-2,119,709,841.07-900,805,510.42

Finding the Fourth Proportional to 1,536,014,531.90, 2,119,709,841.07 and 900,805,510.42

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Solution

The fourth proportional to 1,536,014,531.90, 2,119,709,841.07 and 900,805,510.42 is: 1,243,117,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,014,531.90 : 2,119,709,841.07 = 900,805,510.42 : x
  2. Step 2: Convert to fraction form
    1,536,014,531.90/2,119,709,841.07 = 900,805,510.42/x
  3. Step 3: Cross multiply
    1,536,014,531.90x = 2,119,709,841.07 × 900,805,510.42
  4. Step 4: Simplify right side
    1,536,014,531.90x = 1,909,446,305,319,807,232
  5. Step 5: Solve for x
    x = 1,909,446,305,319,807,232/1,536,014,531.90
  6. Step 6: Final answer
    x = 1,243,117,344.05

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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.