Home / 18,152,111,344.51-25,049,913,703.64-9,807,779,056.51

Finding the Fourth Proportional to 18,152,111,344.51, 25,049,913,703.64 and 9,807,779,056.51

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Solution

The fourth proportional to 18,152,111,344.51, 25,049,913,703.64 and 9,807,779,056.51 is: 13,534,735,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,111,344.51 : 25,049,913,703.64 = 9,807,779,056.51 : x
  2. Step 2: Convert to fraction form
    18,152,111,344.51/25,049,913,703.64 = 9,807,779,056.51/x
  3. Step 3: Cross multiply
    18,152,111,344.51x = 25,049,913,703.64 × 9,807,779,056.51
  4. Step 4: Simplify right side
    18,152,111,344.51x = 245,684,018,989,943,226,368
  5. Step 5: Solve for x
    x = 245,684,018,989,943,226,368/18,152,111,344.51
  6. Step 6: Final answer
    x = 13,534,735,124.04

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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.