Home / 924,573,854.84-1,275,911,612.62-506,877,172.07

Finding the Fourth Proportional to 924,573,854.84, 1,275,911,612.62 and 506,877,172.07

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Solution

The fourth proportional to 924,573,854.84, 1,275,911,612.62 and 506,877,172.07 is: 699,490,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,573,854.84 : 1,275,911,612.62 = 506,877,172.07 : x
  2. Step 2: Convert to fraction form
    924,573,854.84/1,275,911,612.62 = 506,877,172.07/x
  3. Step 3: Cross multiply
    924,573,854.84x = 1,275,911,612.62 × 506,877,172.07
  4. Step 4: Simplify right side
    924,573,854.84x = 646,730,470,008,452,224
  5. Step 5: Solve for x
    x = 646,730,470,008,452,224/924,573,854.84
  6. Step 6: Final answer
    x = 699,490,329.11

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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.