Home / 1,087,660,916.94-1,630,329,810.27-620,316,033.63

Finding the Fourth Proportional to 1,087,660,916.94, 1,630,329,810.27 and 620,316,033.63

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Solution

The fourth proportional to 1,087,660,916.94, 1,630,329,810.27 and 620,316,033.63 is: 929,811,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,660,916.94 : 1,630,329,810.27 = 620,316,033.63 : x
  2. Step 2: Convert to fraction form
    1,087,660,916.94/1,630,329,810.27 = 620,316,033.63/x
  3. Step 3: Cross multiply
    1,087,660,916.94x = 1,630,329,810.27 × 620,316,033.63
  4. Step 4: Simplify right side
    1,087,660,916.94x = 1,011,319,721,415,436,800
  5. Step 5: Solve for x
    x = 1,011,319,721,415,436,800/1,087,660,916.94
  6. Step 6: Final answer
    x = 929,811,585.27

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Double scale
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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.