Home / 832,128,467.40-1,245,803,913.90-808,240,595.40

Finding the Fourth Proportional to 832,128,467.40, 1,245,803,913.90 and 808,240,595.40

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Solution

The fourth proportional to 832,128,467.40, 1,245,803,913.90 and 808,240,595.40 is: 1,210,040,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,128,467.40 : 1,245,803,913.90 = 808,240,595.40 : x
  2. Step 2: Convert to fraction form
    832,128,467.40/1,245,803,913.90 = 808,240,595.40/x
  3. Step 3: Cross multiply
    832,128,467.40x = 1,245,803,913.90 × 808,240,595.40
  4. Step 4: Simplify right side
    832,128,467.40x = 1,006,909,297,122,186,368
  5. Step 5: Solve for x
    x = 1,006,909,297,122,186,368/832,128,467.40
  6. Step 6: Final answer
    x = 1,210,040,680.70

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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.