Home / 152,273,130.51-210,137,186.48-82,658,558.55

Finding the Fourth Proportional to 152,273,130.51, 210,137,186.48 and 82,658,558.55

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Solution

The fourth proportional to 152,273,130.51, 210,137,186.48 and 82,658,558.55 is: 114,068,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273,130.51 : 210,137,186.48 = 82,658,558.55 : x
  2. Step 2: Convert to fraction form
    152,273,130.51/210,137,186.48 = 82,658,558.55/x
  3. Step 3: Cross multiply
    152,273,130.51x = 210,137,186.48 × 82,658,558.55
  4. Step 4: Simplify right side
    152,273,130.51x = 17,369,636,931,614,318
  5. Step 5: Solve for x
    x = 17,369,636,931,614,318/152,273,130.51
  6. Step 6: Final answer
    x = 114,068,955.39

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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.