Home / 376,173,031.50-519,071,776.74-208,886,547.87

Finding the Fourth Proportional to 376,173,031.50, 519,071,776.74 and 208,886,547.87

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Solution

The fourth proportional to 376,173,031.50, 519,071,776.74 and 208,886,547.87 is: 288,237,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,173,031.50 : 519,071,776.74 = 208,886,547.87 : x
  2. Step 2: Convert to fraction form
    376,173,031.50/519,071,776.74 = 208,886,547.87/x
  3. Step 3: Cross multiply
    376,173,031.50x = 519,071,776.74 × 208,886,547.87
  4. Step 4: Simplify right side
    376,173,031.50x = 108,427,111,539,965,968
  5. Step 5: Solve for x
    x = 108,427,111,539,965,968/376,173,031.50
  6. Step 6: Final answer
    x = 288,237,333.52

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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.