Home / 21,122,352,110.60-31,683,528,165.90-17,713,051,807.40

Finding the Fourth Proportional to 21,122,352,110.60, 31,683,528,165.90 and 17,713,051,807.40

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Solution

The fourth proportional to 21,122,352,110.60, 31,683,528,165.90 and 17,713,051,807.40 is: 26,569,577,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,122,352,110.60 : 31,683,528,165.90 = 17,713,051,807.40 : x
  2. Step 2: Convert to fraction form
    21,122,352,110.60/31,683,528,165.90 = 17,713,051,807.40/x
  3. Step 3: Cross multiply
    21,122,352,110.60x = 31,683,528,165.90 × 17,713,051,807.40
  4. Step 4: Simplify right side
    21,122,352,110.60x = 561,211,975,843,803,889,664
  5. Step 5: Solve for x
    x = 561,211,975,843,803,889,664/21,122,352,110.60
  6. Step 6: Final answer
    x = 26,569,577,711.10

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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.