Home / 152,183,739,385.47-210,014,051,084.57-84,518,329,603.56

Finding the Fourth Proportional to 152,183,739,385.47, 210,014,051,084.57 and 84,518,329,603.56

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Solution

The fourth proportional to 152,183,739,385.47, 210,014,051,084.57 and 84,518,329,603.56 is: 116,635,567,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,183,739,385.47 : 210,014,051,084.57 = 84,518,329,603.56 : x
  2. Step 2: Convert to fraction form
    152,183,739,385.47/210,014,051,084.57 = 84,518,329,603.56/x
  3. Step 3: Cross multiply
    152,183,739,385.47x = 210,014,051,084.57 × 84,518,329,603.56
  4. Step 4: Simplify right side
    152,183,739,385.47x = 17,750,036,790,944,573,947,904
  5. Step 5: Solve for x
    x = 17,750,036,790,944,573,947,904/152,183,739,385.47
  6. Step 6: Final answer
    x = 116,635,567,391.24

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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.