Finding the Fourth Proportional to 185,041,374.64, 255,357,098.70 and 102,535,159.36
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Solution
The fourth proportional to 185,041,374.64, 255,357,098.70 and 102,535,159.36 is: 141,498,520.86
Step by Step Solution
- Step 1: Write the proportion equation
185,041,374.64 : 255,357,098.70 = 102,535,159.36 : x - Step 2: Convert to fraction form
185,041,374.64/255,357,098.70 = 102,535,159.36/x - Step 3: Cross multiply
185,041,374.64x = 255,357,098.70 × 102,535,159.36 - Step 4: Simplify right side
185,041,374.64x = 26,183,080,808,911,748 - Step 5: Solve for x
x = 26,183,080,808,911,748/185,041,374.64 - Step 6: Final answer
x = 141,498,520.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.