Home / 28,260,574,501.71-42,365,203,972.91-14,099,871,353.16

Finding the Fourth Proportional to 28,260,574,501.71, 42,365,203,972.91 and 14,099,871,353.16

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Solution

The fourth proportional to 28,260,574,501.71, 42,365,203,972.91 and 14,099,871,353.16 is: 21,137,005,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,260,574,501.71 : 42,365,203,972.91 = 14,099,871,353.16 : x
  2. Step 2: Convert to fraction form
    28,260,574,501.71/42,365,203,972.91 = 14,099,871,353.16/x
  3. Step 3: Cross multiply
    28,260,574,501.71x = 42,365,203,972.91 × 14,099,871,353.16
  4. Step 4: Simplify right side
    28,260,574,501.71x = 597,343,925,868,413,976,576
  5. Step 5: Solve for x
    x = 597,343,925,868,413,976,576/28,260,574,501.71
  6. Step 6: Final answer
    x = 21,137,005,754.51

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1.5x scale

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.