Home / 5,188,537,501.08-7,781,196,602.61-1,871,920,916.52

Finding the Fourth Proportional to 5,188,537,501.08, 7,781,196,602.61 and 1,871,920,916.52

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Solution

The fourth proportional to 5,188,537,501.08, 7,781,196,602.61 and 1,871,920,916.52 is: 2,807,300,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,537,501.08 : 7,781,196,602.61 = 1,871,920,916.52 : x
  2. Step 2: Convert to fraction form
    5,188,537,501.08/7,781,196,602.61 = 1,871,920,916.52/x
  3. Step 3: Cross multiply
    5,188,537,501.08x = 7,781,196,602.61 × 1,871,920,916.52
  4. Step 4: Simplify right side
    5,188,537,501.08x = 14,565,784,675,980,019,712
  5. Step 5: Solve for x
    x = 14,565,784,675,980,019,712/5,188,537,501.08
  6. Step 6: Final answer
    x = 2,807,300,645.50

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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.