Finding the Fourth Proportional to 94,486,547.76, 130,391,437.68 and 51,026,483.76
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Solution
The fourth proportional to 94,486,547.76, 130,391,437.68 and 51,026,483.76 is: 70,416,548.55
Step by Step Solution
- Step 1: Write the proportion equation
94,486,547.76 : 130,391,437.68 = 51,026,483.76 : x - Step 2: Convert to fraction form
94,486,547.76/130,391,437.68 = 51,026,483.76/x - Step 3: Cross multiply
94,486,547.76x = 130,391,437.68 × 51,026,483.76 - Step 4: Simplify right side
94,486,547.76x = 6,653,416,577,221,572 - Step 5: Solve for x
x = 6,653,416,577,221,572/94,486,547.76 - Step 6: Final answer
x = 70,416,548.55
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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.