Home / 343,913,054.61-474,587,547.78-210,174,715.23

Finding the Fourth Proportional to 343,913,054.61, 474,587,547.78 and 210,174,715.23

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Solution

The fourth proportional to 343,913,054.61, 474,587,547.78 and 210,174,715.23 is: 290,033,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,913,054.61 : 474,587,547.78 = 210,174,715.23 : x
  2. Step 2: Convert to fraction form
    343,913,054.61/474,587,547.78 = 210,174,715.23/x
  3. Step 3: Cross multiply
    343,913,054.61x = 474,587,547.78 × 210,174,715.23
  4. Step 4: Simplify right side
    343,913,054.61x = 99,746,302,706,365,504
  5. Step 5: Solve for x
    x = 99,746,302,706,365,504/343,913,054.61
  6. Step 6: Final answer
    x = 290,033,487.74

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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.