Home / 25,676,352,014.40-38,514,528,021.60-16,688,196,669.60

Finding the Fourth Proportional to 25,676,352,014.40, 38,514,528,021.60 and 16,688,196,669.60

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Solution

The fourth proportional to 25,676,352,014.40, 38,514,528,021.60 and 16,688,196,669.60 is: 25,032,295,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676,352,014.40 : 38,514,528,021.60 = 16,688,196,669.60 : x
  2. Step 2: Convert to fraction form
    25,676,352,014.40/38,514,528,021.60 = 16,688,196,669.60/x
  3. Step 3: Cross multiply
    25,676,352,014.40x = 38,514,528,021.60 × 16,688,196,669.60
  4. Step 4: Simplify right side
    25,676,352,014.40x = 642,738,018,261,281,013,760
  5. Step 5: Solve for x
    x = 642,738,018,261,281,013,760/25,676,352,014.40
  6. Step 6: Final answer
    x = 25,032,295,004.40

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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.