Home / 152,675,030.16-210,764,720.52-93,988,000.53

Finding the Fourth Proportional to 152,675,030.16, 210,764,720.52 and 93,988,000.53

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Solution

The fourth proportional to 152,675,030.16, 210,764,720.52 and 93,988,000.53 is: 129,748,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,675,030.16 : 210,764,720.52 = 93,988,000.53 : x
  2. Step 2: Convert to fraction form
    152,675,030.16/210,764,720.52 = 93,988,000.53/x
  3. Step 3: Cross multiply
    152,675,030.16x = 210,764,720.52 × 93,988,000.53
  4. Step 4: Simplify right side
    152,675,030.16x = 19,809,354,663,939,064
  5. Step 5: Solve for x
    x = 19,809,354,663,939,064/152,675,030.16
  6. Step 6: Final answer
    x = 129,748,490.26

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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.